TEST DATA FOR `cowski'

Input for test 1

1 3 3
1 5 3
6 3 5
2 4 3

Output for test 1

29.00

Input for test 2

1 1 1
-1

Output for test 2

0.00|.00

Input for test 3

16 2 2
-1 -1
-3 -3

Output for test 3

0.08|.08|0.07|.07

Input for test 4

8 3 3
-3 3 3
1 4 1
0 -2 -3

Output for test 4

3.38|3.37

Input for test 5

4 10 10
-10 -9 8 6 6 10 -1 8 4 4
5 -10 -5 -4 2 -7 2 -1 3 10
1 4 1 -2 7 4 -4 2 -3 7
6 -8 8 1 6 2 -1 -8 -1 -8
6 -9 -10 9 -2 2 -8 8 10 3
8 0 -5 -4 6 -9 8 10 3 -5
7 -3 -5 2 8 9 -7 -4 -10 0
-3 4 2 -5 3 8 8 3 3 5
-5 0 -8 0 5 9 1 2 8 -8
7 2 -3 -9 -8 -6 8 -7 -1 8

Output for test 5

7879.25

Input for test 6

16 20 20
-13 7 5 -2 -15 -5 14 13 8 0 2 6 7 -4 0 0 7 -4 -10 1
12 -6 3 2 5 12 7 0 -4 -7 5 -13 14 -7 -2 14 3 -4 10 -7
9 -6 15 -2 4 -1 13 -5 9 -12 11 5 -3 -3 -11 15 -9 12 0 0
-13 -11 2 -15 -5 13 13 12 -6 5 -11 -15 14 -12 -1 2 1 -6 10 -6
-3 4 14 8 -15 -13 7 -11 12 -9 4 13 -6 -11 13 2 -14 8 -2 -7
-3 3 -6 -6 4 6 9 -11 13 4 -4 -5 -8 -8 -15 -10 -7 7 -6 -11
12 11 -14 -12 15 13 5 15 5 -12 -8 -15 4 -1 -6 -8 -13 -13 -5 -15
4 4 -7 11 12 -7 14 -13 15 -8 -11 11 -12 -11 12 -15 -14 2 15 4
3 -10 4 -9 4 11 -4 7 14 4 7 2 -9 15 -4 -15 -8 -6 -13 -11
0 -9 14 1 -5 10 1 -6 -4 -1 14 12 4 0 -15 -10 -4 -5 12 -8
14 1 7 -13 -2 -13 -13 3 -5 -11 6 8 -4 4 -7 4 -2 7 14 8
-10 12 4 7 -4 5 13 5 15 7 12 11 -9 4 14 4 4 -15 -10 14
-12 11 4 -3 -1 12 -15 10 4 12 2 7 6 -9 -3 -13 9 -6 5 6
14 2 1 -11 -12 -3 7 7 -4 12 4 -1 5 -8 9 -14 -13 9 11 6
6 -2 -5 -6 2 7 -6 -5 14 15 14 11 1 -3 13 4 10 4 -7 -12
-2 12 2 -15 -13 -7 -14 -11 -14 13 8 5 -5 -13 15 12 8 -7 -11 4
-8 -13 -1 6 -1 -5 -8 -9 14 1 -6 -5 -5 9 -5 -3 -14 -3 1 -14
-8 -7 4 2 -4 3 -4 -14 10 -2 3 15 -2 -13 4 10 -5 11 -14 -7
-6 -7 1 5 -13 10 -14 -14 -11 3 -13 -4 9 5 11 -11 -10 -11 -12 15
2 7 13 13 7 1 7 -14 -6 6 -8 4 15 7 -9 15 1 -8 14 5

Output for test 6

8481748.48

Input for test 7

1 30 30
-13 -15 -15 -6 6 -5 10 10 -13 8 -7 -14 -13 -15 -1 -8 -1 14 -13 14 -7 14 5 -9 -3 -8 -3 1 -12 -11
14 -4 -13 15 3 6 -8 -3 1 -8 -12 7 -9 -10 7 3 -5 -10 1 -5 -12 9 -7 7 13 4 12 -5 -13 -15
-3 -15 -6 -1 13 10 -12 -11 -9 4 -6 -8 -7 1 -5 15 -12 6 -11 5 14 -10 -4 -10 12 -8 7 9 0 9
7 12 9 14 -7 7 8 -4 9 12 13 -12 -11 -10 4 -1 -11 7 -13 -9 -6 -14 -3 6 -11 -9 11 11 13 -5
4 2 -9 -3 0 -1 -14 -8 9 11 -11 6 12 -9 12 0 5 14 -11 8 -10 -3 7 0 -13 11 4 13 4 0
-8 -8 -14 -4 2 2 8 4 7 1 -3 9 -8 -7 15 -14 6 5 15 8 -5 -13 -11 15 0 -11 8 -13 15 -4
2 -11 1 3 -2 -13 -11 -9 6 12 7 -15 5 14 -9 3 13 12 -10 11 3 -2 13 5 -3 -4 10 -13 -2 7
-2 15 10 14 2 -8 14 5 -2 3 -1 -10 3 -14 -14 10 4 15 4 9 10 -11 -9 5 10 1 14 2 3 -4
-7 14 -7 -13 10 9 -5 9 -2 8 -4 12 11 12 11 13 4 0 12 -7 -9 4 -5 -2 -9 -11 12 -10 6 0
-1 13 -4 8 13 -9 1 -8 13 12 14 -7 6 9 -11 1 4 9 14 0 15 -10 -14 -8 3 -7 -3 -1 -4 -15
12 10 11 -7 0 9 -3 -15 14 -6 10 10 0 -2 2 2 15 -10 -7 13 4 -10 -13 5 -2 3 11 8 -15 -9
6 10 -14 2 -15 1 -7 -3 0 -11 4 -8 15 -12 6 -1 6 3 4 12 -2 -8 -13 1 11 0 -14 6 -8 -14
11 13 12 10 -3 12 -7 5 -8 6 8 11 14 7 13 2 -10 1 -11 7 -3 2 13 -1 -15 8 12 -13 -4 -12
-14 -11 15 11 14 -4 8 -8 15 13 13 7 6 9 -4 3 -5 -1 -12 -1 -10 -1 15 -15 13 15 6 8 15 -13
11 -14 -11 8 12 -12 -13 2 -7 -14 -1 -10 6 -10 15 15 6 -6 -2 8 7 1 -9 6 2 -14 3 -8 9 3
-8 3 4 -3 -5 0 -2 -5 -15 6 -4 -1 11 15 2 8 14 -9 -15 -6 14 5 9 -13 -5 -7 -14 11 -2 11
-2 4 -4 -14 -15 6 0 -4 -14 0 -14 -5 12 10 -7 -3 1 -11 3 -1 -3 -1 -12 -10 1 -4 -2 2 -9 11
-5 5 -1 6 4 -3 -5 -14 8 -6 -1 7 2 -4 0 8 6 -15 13 -9 -1 -6 5 2 -3 -12 11 8 3 -14
3 14 4 -15 2 -7 -5 10 -8 -14 -14 7 8 4 -15 -10 -6 6 -10 -11 10 2 -4 -1 -14 8 0 12 0 -13
12 -14 14 0 -14 -1 6 -6 -7 12 -5 -7 3 -14 10 1 -9 -12 -11 -5 -7 14 10 4 -5 10 -3 10 6 10
10 0 11 7 14 10 -10 2 -11 -4 -2 -3 4 14 -2 -2 -1 3 0 3 11 8 1 5 -4 9 -1 6 1 -12
-1 -4 3 -6 -13 -1 -13 -10 -14 -11 -1 -3 1 -14 -6 13 -3 8 0 12 -6 -5 4 8 15 14 2 -3 2 -13
0 -15 -4 -15 -7 -4 0 -5 1 -1 -1 14 9 15 15 -13 12 -4 9 -6 -9 -13 4 10 10 2 6 -6 14 -7
-3 -2 -9 6 -4 -1 -13 11 7 1 -8 -10 -1 -14 -12 -2 -14 13 8 10 -8 14 10 9 6 3 -5 -3 12 -7
3 -9 4 7 13 -15 -9 13 9 11 -2 15 -14 13 14 -13 -7 15 15 -15 8 -11 12 2 14 3 -13 -9 13 15
-2 -2 -12 -14 -11 14 15 -7 11 7 -11 -6 6 -12 -9 4 -10 -1 3 -13 -2 -7 -8 -6 9 -12 10 11 -6 7
8 7 -11 12 7 -6 10 6 2 6 -3 4 13 -15 7 -14 4 12 -2 -10 15 11 -2 -11 -12 -9 -8 13 -15 1
5 8 -9 7 4 13 14 -3 3 1 -15 14 -13 13 14 10 12 1 6 -6 6 3 -10 -12 7 -9 -7 12 -12 -9
-4 6 14 2 -4 1 -1 -6 11 15 10 11 13 11 6 10 5 2 -5 -7 11 14 10 14 -14 1 -13 -8 -4 -9
-4 7 10 -5 -7 -10 9 7 0 4 6 -8 -3 2 -13 -13 -6 5 2 2 14 -5 0 8 -8 -1 -9 -6 7 2

Output for test 7

1219391.50

Input for test 8

4 50 50
-24 0 -11 17 0 -10 11 3 -1 -15 19 22 7 -14 -2 13 -21 19 13 3 -12 -7 4 -2 -7 0 13 22 15 -10 8 5 15 22 -4 14 -13 -19 16 -15 -9 9 -19 -3 20 5 9 -2 23 -3
1 -15 15 -21 -17 8 -22 -5 -22 18 10 11 22 24 -18 -7 12 -6 -1 3 -22 -10 11 -15 12 -20 -11 21 -23 -14 -8 3 21 6 7 -22 13 11 24 16 -23 8 2 25 -19 9 -8 -8 2 -10
-6 5 -21 -20 -11 -9 10 3 -14 12 14 -23 -10 10 -18 -4 -13 21 -19 -15 -15 9 -7 12 -18 24 20 -1 -10 21 -12 10 -25 18 -11 14 -17 24 -8 19 10 5 21 25 -11 -23 -4 -24 -3 -24
11 8 -16 -22 -6 -9 -24 14 -11 17 -17 -23 1 8 20 -11 -3 -23 -13 14 21 -4 -7 -10 21 -18 -8 16 8 15 17 -7 22 1 22 -10 17 -3 3 -19 -12 -14 -17 -12 19 -23 2 -10 4 -12
3 24 10 -4 13 5 3 4 -5 10 18 11 -23 14 -14 24 4 -22 -4 -19 9 9 -8 -9 -3 -14 18 24 -25 21 -13 4 19 -4 25 6 -25 -24 9 20 11 2 5 13 -10 17 -14 19 -6 7
-25 2 15 17 18 11 2 10 10 3 5 -4 6 23 -9 5 -23 -9 6 11 10 16 -13 -11 -23 3 5 -12 -4 24 -6 21 25 9 -13 17 -6 14 -25 3 16 -21 -2 -4 1 14 0 3 4 5
14 -12 -5 0 3 -2 -23 -18 -15 24 6 5 -7 -21 -12 -21 22 -19 19 -4 10 -17 1 -18 -21 -24 -4 4 -21 25 9 18 -12 -22 17 -10 -25 20 22 -14 -8 -24 -10 -16 -19 3 -11 2 9 7
23 18 15 23 0 -7 -1 21 23 -23 20 -20 -6 7 -17 -15 22 9 4 -7 -6 21 -6 9 5 25 -14 19 1 -6 0 24 12 14 21 -14 -18 19 -19 4 21 -25 9 -11 -18 -9 0 3 25 -22
21 -7 -1 15 1 -22 14 12 -4 -10 6 21 -12 -8 -17 8 3 15 -24 -17 -7 22 8 1 11 15 18 10 -7 -9 -13 -12 -16 -15 -23 10 -12 17 22 9 6 -24 -22 -7 18 -13 0 20 -24 1
-23 20 23 10 -5 -18 0 12 17 18 3 3 5 -14 14 -18 -5 -24 -2 -9 -15 -22 17 -12 21 9 25 -5 3 1 -4 5 -5 18 15 -11 25 -11 1 16 6 -22 -7 10 14 -19 17 -17 8 14
25 18 17 16 5 -14 0 -21 -19 2 5 2 7 -1 -6 -4 -13 -7 -16 13 8 -11 -10 0 24 3 -19 -10 12 14 -22 11 -20 -5 1 -16 -20 0 -12 -14 2 -8 13 -17 -10 6 4 3 -2 -13
15 -20 1 5 -20 24 -18 -14 -12 19 25 17 -22 4 11 5 13 16 4 1 -23 -20 18 -11 -12 -17 21 -9 -15 18 3 25 24 3 -22 -22 2 -14 -11 -11 4 13 5 8 16 -10 12 3 -19 15
3 8 21 -4 22 8 -22 -9 -1 13 -16 1 -14 7 -21 -10 -16 -20 -25 23 -6 4 -16 25 11 25 14 22 -24 20 12 5 -24 7 0 24 14 -23 14 -13 15 -3 -12 -25 -22 -8 15 -13 -3 15
9 -10 -6 18 -11 4 17 -22 1 19 -3 -13 23 -1 -7 -3 22 6 -1 -16 19 -12 7 -19 13 -16 23 3 22 19 -8 5 -17 -15 -2 23 15 14 0 15 7 22 -24 4 20 -6 0 -10 25 24
0 -8 11 6 23 24 15 -6 1 11 -13 -8 -9 -4 -23 -12 18 -9 -24 -8 -20 -17 -12 -19 12 8 25 12 23 -2 10 22 -10 21 2 12 19 -8 -19 19 2 18 10 -8 -12 12 5 5 -23 7
22 -18 -11 10 13 -25 -8 12 -14 14 -15 22 11 25 -9 12 11 9 3 17 -24 -20 10 11 -3 -3 -2 -23 -23 25 -17 24 7 -3 -18 -6 22 -1 -19 -17 -12 16 4 -2 15 -6 -16 25 -23 13
17 -22 -8 -25 -12 14 22 -15 -10 24 -15 -2 -3 17 -6 4 10 -9 3 16 24 -10 -20 2 13 -6 21 -4 -6 -3 8 10 25 25 -16 -13 14 -20 -2 -22 4 8 -24 0 24 -5 3 8 11 -20
24 -17 20 3 10 -19 -3 -21 3 16 -25 -15 25 25 10 8 -13 -2 13 10 -25 16 17 -24 -10 -11 22 -7 -4 -19 23 -6 -10 18 -3 -1 24 19 -22 -25 -17 -22 11 -18 -22 -5 15 15 -8 -24
24 -8 18 -11 19 7 3 15 25 24 21 23 18 10 -11 -11 -16 12 -18 -13 13 -10 15 -2 22 -8 -8 -15 -19 9 -14 -21 0 3 -7 18 -15 -5 -19 9 19 -23 6 11 -14 -6 -1 -5 -19 6
-19 19 -5 22 16 16 -12 -18 -25 20 -10 11 24 15 -11 17 -18 -1 11 -12 7 4 15 13 14 -24 -19 -13 21 -13 18 -23 5 12 -2 -5 2 -15 -24 2 -21 -9 -12 3 6 -24 19 13 25 4
-25 6 8 16 -7 -4 -9 0 9 -14 -14 1 13 17 13 -15 11 -11 -4 -13 -9 0 -23 -22 -23 8 -21 -5 20 3 25 -5 -17 7 10 2 -23 -25 1 -15 -14 -14 12 25 2 24 9 13 -13 -21
25 -23 -21 -24 -20 6 -16 9 -24 3 -14 0 23 20 6 -19 21 -18 -19 -4 -7 18 -19 4 -9 9 2 25 21 -12 4 20 -9 8 -5 21 13 -22 -21 -12 7 15 13 -22 9 -7 -15 4 1 -9
-1 -7 -17 -20 22 24 14 -2 24 -17 -15 -24 -23 -25 9 22 -4 21 -25 0 -16 7 14 22 10 -2 15 -6 1 15 11 0 -18 -7 5 -22 -8 18 -25 15 -25 -15 16 2 -14 24 -2 7 19 -2
6 -23 4 -6 -1 14 -9 -12 -18 -8 2 -8 17 9 -15 -4 12 2 -12 -14 16 13 -4 -20 -11 -19 -22 -14 -13 -4 10 18 24 13 12 -3 -25 -23 -16 8 -6 -15 25 10 19 -16 -20 -21 -15 18
-10 0 5 -15 5 -7 -8 -18 5 4 4 14 22 2 -25 8 -2 -24 -16 -19 9 -22 -9 -18 13 9 -8 19 13 -24 -15 2 2 -10 12 6 8 3 14 12 -18 -8 0 3 -7 -25 -15 -10 -24 19
-4 -16 22 -14 -9 10 -6 -18 -23 -19 9 12 8 -15 -24 19 16 -16 -3 4 -5 -22 -5 21 6 13 21 -10 -23 -4 -17 23 -21 5 8 -5 -11 -24 -23 16 7 11 2 14 -5 -22 8 10 -13 -21
14 7 7 -17 -24 -13 -4 -4 -24 23 -9 9 -5 -5 -12 -23 -10 2 4 -8 17 -15 2 -6 -1 22 -3 -19 -20 -17 10 19 -11 -9 -23 -9 -23 23 -14 3 20 3 -14 14 23 0 -9 -13 1 20
-22 -7 4 5 12 -23 -25 8 8 -19 16 -8 25 -21 -18 1 20 -16 -2 -19 12 18 9 -2 6 -20 23 22 18 -2 -10 21 16 -6 -25 2 -4 -25 -16 4 -19 -1 21 6 4 3 -19 23 12 -21
-22 24 22 -14 -4 -24 17 18 -2 9 -10 13 -22 -19 -19 -22 -18 -23 -21 17 6 10 -10 -25 -10 -7 3 22 -9 15 -25 19 -13 22 5 8 -3 -4 25 20 -21 -11 8 7 20 -12 11 -23 -10 -11
-7 -5 24 -18 21 14 -25 -2 10 -9 -13 10 9 -1 -20 -12 6 2 -17 5 -3 -13 -6 4 -6 -12 17 -21 15 7 18 -18 1 -10 15 -4 -22 15 -6 -13 5 6 22 -12 5 1 -24 10 3 -16
15 -1 22 -17 -23 -10 21 -7 19 -15 -1 11 -8 0 -25 6 21 -21 -5 -11 16 25 -5 13 -12 -1 13 14 -17 -10 23 -3 -12 19 5 15 8 -25 -17 1 -15 -19 -14 -24 6 -13 8 -24 16 -23
15 6 -23 9 18 15 -18 -20 3 16 20 25 -13 -17 -7 -8 23 -25 -8 5 2 -24 -14 13 -23 -9 -1 10 -8 14 -13 7 -5 14 15 12 3 -3 17 5 -13 12 -22 24 20 -4 -10 -9 -3 -19
22 -2 -18 -18 10 10 -2 -16 19 -10 23 -20 -4 17 19 -15 4 21 7 -5 25 -7 6 -22 17 25 24 -19 -9 20 13 -13 -8 -6 19 -23 -22 16 11 23 -20 8 2 -25 25 -4 11 3 16 -8
-3 16 -15 -22 -7 -24 -23 -9 7 18 11 19 4 -23 -12 -3 -21 -9 -12 -11 13 18 -3 -10 -7 -4 -15 -22 -2 -25 20 -6 -10 -21 22 -18 5 -1 24 -13 -9 9 -20 21 11 18 -8 -10 9 -21
4 -4 -3 -25 -15 15 21 20 -8 -7 -5 -14 13 -16 -9 9 -8 -5 -18 -10 7 -1 -2 -13 19 8 -21 10 23 -13 15 -24 -17 11 1 -7 25 -3 13 -9 -11 -18 2 -24 -9 -8 -15 8 13 -8
-3 19 -10 -6 5 -17 -23 -16 19 -1 -4 -18 0 4 -8 1 -3 -9 23 -16 -19 11 -9 8 13 -19 0 23 15 12 14 11 5 4 -20 -15 -14 -18 19 -21 6 -11 11 6 -7 -23 -19 15 18 3
24 -2 -12 14 6 0 20 -20 22 -17 17 -15 -6 21 14 -1 5 25 -20 -2 4 -15 -13 14 16 5 -9 -4 19 -17 -2 -9 -19 -14 -21 12 11 -2 17 -18 7 8 -8 0 3 5 24 8 4 -22
-20 7 13 -8 -4 4 -4 12 -1 -11 -6 -3 5 0 8 -17 11 18 7 2 25 13 9 16 -13 12 -5 10 -6 -1 -13 -1 5 25 -9 0 -23 12 11 2 -24 -20 24 -20 -21 -20 -11 16 23 -5
17 -3 7 1 12 19 12 7 -23 -20 5 -11 -22 9 -12 19 -16 -9 6 20 -8 -19 -1 15 11 -22 20 25 19 -9 19 -16 -13 0 -16 -1 18 21 -20 20 0 -16 -17 -22 18 22 22 -24 12 -24
22 -22 7 20 -8 -7 23 11 17 -10 -24 11 0 14 10 9 -13 3 -21 17 22 -22 -25 5 -19 18 1 3 -6 12 -22 15 15 11 9 6 3 7 -9 19 22 -8 -22 21 5 14 -21 -9 16 -17
-18 12 -14 7 -9 18 25 -9 -5 -7 -23 -2 -18 -9 -17 -10 22 -15 -4 -13 -21 18 -21 -18 13 9 -5 17 -25 -15 -1 7 23 11 -11 13 3 -12 -21 -3 -20 6 20 12 23 3 -24 19 -13 -2
6 -9 -10 10 24 2 18 -7 19 -8 4 -8 25 -25 2 13 13 4 0 -9 -25 5 23 -5 -9 -6 23 17 12 -16 -11 -8 -25 -22 -24 24 6 -6 -9 -1 11 -6 -10 -16 -6 18 -4 7 -4 21
-3 -3 25 -6 -9 -10 -13 -12 -18 25 22 21 -9 -4 -1 18 -6 -21 -14 -15 -23 -4 4 -8 -20 -2 9 1 -21 -20 22 1 -24 21 -5 -8 11 7 -21 18 -20 0 -13 -3 22 11 -11 15 -11 25
25 16 20 -22 -17 25 -25 -9 -25 -21 -4 -4 -21 22 -9 24 13 -24 -20 -9 -7 -15 17 -20 -19 -13 16 20 1 5 19 -25 -5 -12 -22 -23 12 -22 -6 12 7 -11 -18 -15 11 24 -16 -2 25 14
15 18 -2 -20 23 5 17 -13 -1 -8 17 18 -8 -13 -20 20 14 17 23 -18 -22 -22 22 10 -11 7 8 23 4 -18 -15 -7 25 8 23 -4 -13 14 8 12 6 25 4 23 -14 -17 18 -1 25 -11
-19 2 18 -23 -13 -19 -17 -6 3 12 1 13 5 25 20 2 -5 -18 16 3 -7 -4 2 22 18 -13 4 -16 11 3 -1 17 5 -9 -7 17 22 1 10 24 -12 -14 -15 18 -15 -21 -6 -20 -14 9
8 4 4 -16 25 -3 21 3 -20 6 6 4 23 10 -6 -10 1 15 17 -15 -13 -21 21 22 22 6 -24 15 -15 12 24 18 16 2 1 -11 -2 -4 -8 4 1 23 7 -2 7 1 14 7 15 5
-9 -23 -17 12 -2 4 -8 -1 18 2 11 16 19 1 18 -6 15 15 -11 6 18 15 3 25 -12 9 0 1 15 14 5 6 -10 13 -8 14 16 -17 -13 8 -16 -3 24 -23 23 -10 21 -13 4 -16
18 -3 -2 21 -4 -15 -22 -5 11 -7 -17 -10 24 -1 2 15 12 -8 23 -2 0 -19 21 23 8 -8 12 3 -22 -10 -14 22 12 9 -9 7 20 19 1 -21 11 10 -5 9 8 -4 23 19 14 -6
-9 13 25 -14 10 7 4 -4 9 7 -15 20 -23 -3 -22 18 -22 23 -14 -21 1 22 14 21 -20 21 17 -23 14 5 22 -21 17 21 16 1 3 19 -4 -14 25 -20 6 -23 2 9 -6 -20 -20 5

Output for test 8

2070940957.62|2070940957.63

Input for test 9

2 70 70
-13 -11 -7 -5 0 -12 8 -9 -10 10 4 3 -15 15 9 -4 8 -12 5 9 -8 -14 -9 -15 8 -11 15 -6 0 -11 12 14 -6 -11 -7 9 -10 14 15 -7 8 1 10 6 0 3 -14 -8 4 4 -15 12 5 -10 12 -3 -6 10 4 7 12 0 5 -12 2 12 13 6 10 10
14 1 -6 6 -9 9 -7 -9 -14 11 10 15 7 0 -11 1 10 -4 -7 -1 -13 -12 14 6 -9 -1 2 -14 -11 -4 10 -15 10 -12 7 -14 12 13 -10 13 8 13 11 -3 -3 15 12 -8 -6 -13 4 -4 -10 0 -14 -3 14 1 -4 -15 13 -10 15 7 -7 6 6 -10 1 9
-15 -8 7 11 2 -14 9 -2 -9 -13 -1 10 -4 2 -5 -4 14 -7 12 -5 -8 7 -2 -9 -3 7 10 -15 12 -5 10 12 0 -1 6 -13 0 -1 -2 7 -1 12 1 8 -1 11 -12 -5 -13 14 3 -8 5 -14 -2 15 8 -8 -15 2 0 8 -4 -15 -9 -14 -13 6 -2 -2
-5 10 -5 10 3 9 3 4 -14 5 2 5 10 -10 4 -8 -11 -4 -3 -11 11 13 12 -9 11 -15 -7 11 5 4 -7 15 -1 3 9 15 -6 -3 3 -6 15 -12 12 10 -7 0 15 -3 9 -3 0 4 -8 -4 10 -13 -5 -15 11 15 3 -12 14 -14 5 6 14 12 -13 1
-12 15 4 15 7 10 -1 7 -8 -10 -12 7 9 -5 -15 2 -5 -7 2 -12 -8 -11 -11 -11 -12 7 10 -14 2 10 1 5 9 -13 5 1 13 -14 -10 -13 -10 -7 7 14 1 5 0 9 14 -15 12 -12 -13 -15 -8 -9 6 -14 -10 -8 11 6 12 3 7 -1 -14 2 -1 -9
4 4 -3 -7 0 13 11 14 4 9 14 0 13 -15 -2 -11 -11 -12 -11 -5 -7 15 14 -10 0 3 2 1 -11 14 7 6 2 -12 14 -15 14 10 12 2 1 8 15 -4 6 -2 -1 11 -1 3 -12 8 0 -14 11 -15 3 -3 -1 7 -4 -11 -2 11 -8 -6 9 -11 -14 5
4 1 -3 4 12 -12 15 -7 12 -2 11 15 -12 -4 14 14 -6 1 -6 8 -7 3 12 4 -4 -13 11 -12 -11 11 8 8 -4 -12 -4 -10 -11 -5 -1 -15 7 -6 13 8 3 11 5 10 -5 12 1 1 -1 -5 -11 8 -3 13 11 -1 8 2 -8 -14 3 1 -8 7 10 6
5 -1 13 2 -9 -1 -5 11 -7 5 7 9 -10 -12 -11 -8 10 -1 -10 3 14 11 -11 -12 13 5 4 -11 -4 -4 8 14 10 5 0 -14 -12 9 10 -5 -2 0 -14 4 3 -10 9 -5 3 14 14 -1 8 -13 2 5 8 -12 7 -14 0 -1 -15 -6 -14 -2 -7 -12 -9 -12
-2 3 3 -1 -11 -12 3 13 -1 -10 10 -3 4 2 -3 -12 -9 -13 -11 11 -13 4 -6 -15 12 -5 -2 -11 -2 3 -8 9 -10 8 -7 -6 10 11 -9 -7 14 14 3 0 0 13 3 4 -15 7 -1 -15 -6 8 -15 -10 -14 -2 -8 -1 14 0 -9 -12 -10 -1 -5 15 -8 0
-10 -10 -2 8 5 14 4 -10 0 4 10 15 2 -12 5 2 -9 6 15 -1 -12 12 12 -6 13 -14 8 -7 15 13 8 -11 -13 -12 11 5 -14 -1 8 0 -15 2 -1 2 4 -12 -12 10 10 -15 -7 11 12 -11 -11 10 -9 10 -15 -10 7 6 -8 7 9 -13 -6 9 1 -14
-7 -1 1 7 -15 -11 10 -12 15 2 -13 -10 -3 14 -5 -1 6 -1 -7 6 2 15 -4 9 4 -10 10 13 12 -5 12 -11 10 -2 11 8 0 3 10 -1 -12 12 3 -2 8 13 13 -1 -6 -10 -13 11 -12 -3 2 7 2 -4 5 -4 5 1 0 -3 12 -7 -11 -3 11 14
9 12 10 -4 -5 3 -9 -10 15 0 -7 -14 -7 -4 -2 9 -14 13 -13 6 -7 7 -11 6 -12 15 14 -9 -4 8 -11 -13 4 13 -1 12 -2 3 -14 -3 -14 -5 -4 -8 4 8 -15 5 3 -12 -7 12 8 -4 0 10 -5 -1 -15 4 -9 -13 6 10 13 -13 5 -7 6 6
3 7 14 15 12 3 5 13 -8 -8 14 -1 -14 4 10 2 -2 -11 -15 -4 8 -11 -3 -4 12 -8 -1 1 1 -11 -10 -12 9 -14 -15 5 4 3 0 10 11 -4 -7 10 -15 -13 -4 -4 -11 -6 6 10 -4 -15 -10 -7 -8 4 7 6 6 12 8 -3 12 6 -13 -2 -6 0
-8 -11 12 -2 12 10 -2 -9 -12 0 -2 9 -6 10 7 0 -15 13 -14 7 3 8 2 -7 -11 -2 15 -11 11 -7 3 -14 -5 -3 -3 -9 -9 11 -3 -8 -7 9 15 3 3 6 -15 3 3 -14 -6 -11 9 9 -5 12 -9 -6 14 -15 0 1 -14 10 11 -2 15 15 -9 -6
-8 0 -13 -9 -15 5 10 -15 -10 -2 -14 -2 0 9 -9 10 3 -2 -13 -1 -4 2 14 -3 -5 9 8 -6 9 13 1 -15 -5 2 -11 -5 -11 14 -7 -5 -6 -8 8 9 14 14 2 1 -6 4 14 5 -12 12 15 -2 5 8 5 -4 3 -11 -6 13 6 -2 -10 10 -5 -2
-11 4 5 10 -2 2 7 13 -13 14 -1 14 4 2 10 1 14 -2 -9 3 7 9 7 -14 6 -3 -3 9 -10 7 -9 -6 -4 10 -11 7 -4 9 4 -4 7 -15 -5 -7 2 -13 10 0 0 -15 -14 -10 8 6 -9 -4 -14 3 -10 -9 -7 -6 0 4 -12 2 -7 -3 -7 12
7 -15 10 15 -7 -4 -14 -13 10 0 -14 11 5 9 1 9 -11 0 -4 -6 6 2 2 -11 -10 3 4 -2 -15 13 -8 5 13 -14 4 -10 -4 3 -9 -10 -13 -8 14 5 14 -3 -2 -13 13 8 -5 3 -6 12 5 -2 -3 -6 11 -3 -9 -14 15 -14 -15 3 -9 -4 -11 -5
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10 -11 1 4 -3 -9 -13 -1 11 2 -6 9 -8 7 12 0 -2 1 -9 -4 3 10 -1 -7 5 6 5 -5 2 -3 0 -4 -1 -14 13 9 -10 13 -8 -15 -1 1 9 7 -10 5 -11 4 -11 -5 13 7 -13 -4 13 5 -13 2 13 2 13 -4 11 -4 -5 6 -10 0 3 -3
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7 -10 4 -5 10 -6 4 3 -9 -10 10 -14 5 -8 8 -15 8 -2 3 -3 13 -1 4 -6 -13 -11 -4 -9 -1 10 -13 -10 15 6 1 10 -15 -11 -5 -11 -8 -11 -9 12 -6 14 12 -14 -6 -2 -4 -11 12 15 -1 15 -14 8 -10 0 2 -10 6 0 12 -11 -8 10 -9 0
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0 -11 -10 -10 -2 14 -14 3 4 6 -12 15 -15 -15 -14 -10 9 6 8 -5 -15 -9 13 -4 11 -1 0 4 -7 -7 -6 6 -2 -1 11 9 -3 12 -4 14 0 -2 11 0 -4 12 3 -10 3 -6 -2 1 0 -4 10 -7 8 -6 10 -15 2 -12 4 15 0 0 7 12 -4 -13
8 10 0 4 -6 10 0 11 15 -15 -11 -3 1 2 8 -5 8 1 2 1 -1 -11 4 -12 -14 -13 1 6 12 12 9 5 4 -9 -7 12 -15 8 7 15 9 9 -5 -8 -7 -13 3 14 1 -13 -1 14 -11 -14 -14 -11 -12 2 10 15 -4 3 4 14 10 10 10 8 3 -1
6 -6 -8 -15 -1 -2 -15 15 -4 0 -13 11 -2 -9 10 -3 -5 13 12 -10 10 -10 6 -3 -12 -2 -9 13 -9 7 -4 12 14 1 10 -2 12 10 -3 -7 -6 -1 -14 7 4 11 -14 14 6 13 -14 -2 -12 8 8 -11 -12 15 -13 -8 4 -4 -12 1 11 13 14 7 6 -7
13 15 8 14 5 -6 7 6 -8 -5 2 -8 7 3 13 -1 7 -15 -4 7 -7 -15 -14 -6 -1 12 -10 -3 1 11 5 -1 8 -5 -5 -5 2 -15 15 8 -5 1 15 15 -14 10 -1 8 10 10 0 -15 8 1 -7 -9 -5 -2 3 11 -9 -9 -8 12 -1 3 -10 -14 3 -11
9 11 3 6 9 4 0 -8 -4 -8 -14 9 -9 10 -8 -1 -15 2 10 2 -4 14 6 3 8 -11 -10 13 -12 6 15 10 0 2 -2 -7 -12 13 0 -2 -12 -1 -9 -6 -7 -3 8 -8 14 0 9 -8 -2 -1 11 -10 1 14 -12 3 5 -13 -3 -13 3 9 -7 6 4 6
-14 7 -11 -9 -15 -4 3 6 3 -1 -10 -4 7 3 8 0 7 -9 -2 8 9 -15 8 -11 -15 -5 13 -7 15 1 12 14 -9 -14 -11 -9 -5 7 11 13 -11 -15 -9 9 2 12 -7 -9 -13 6 14 12 5 6 -15 5 15 11 14 12 -6 10 10 0 9 15 5 -12 4 0
14 6 0 -13 -1 15 14 7 -10 -14 -4 -12 11 -15 8 9 5 7 2 1 3 11 -6 -3 -4 -15 -6 14 -13 14 -2 -15 4 11 -12 -14 11 15 6 14 14 -14 -15 7 15 8 0 3 -3 15 -12 15 11 -5 -6 -11 -4 2 -13 -2 0 0 -4 -14 -7 -3 -15 -12 -3 7
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5 11 -1 -10 0 -12 -12 -4 -15 -15 15 -6 15 8 -5 4 5 -2 -9 7 6 -12 3 15 2 14 -6 3 -5 -3 5 -15 -9 -14 -12 4 -13 -9 15 -13 -11 14 -6 -11 5 2 8 -6 15 13 -15 3 -15 1 1 2 -3 10 -11 6 -11 7 6 -7 8 7 13 8 13 10
10 -13 7 -14 -9 -4 3 12 3 1 9 1 -12 8 15 4 -8 -3 -4 -5 -13 -1 -14 6 7 8 -3 2 0 -6 -3 -7 -6 -14 -8 -2 -5 11 -5 13 -4 -14 -2 -3 7 -3 15 15 7 -5 -6 7 9 -7 -3 -1 14 9 -15 -3 -14 -5 5 -7 -4 10 7 6 5 15
3 14 14 14 -4 6 -6 -5 5 14 3 12 6 -3 -13 -13 9 -14 10 9 -2 9 -11 -15 -14 -2 10 6 -11 -2 5 5 -4 4 2 5 -6 9 13 12 7 1 6 -3 11 8 -2 4 9 -10 -3 -11 14 -1 -11 13 13 13 4 15 -7 -7 4 4 10 -10 -8 -14 12 -11
13 4 5 3 14 -2 -6 -6 -14 -13 -1 -3 -10 -5 11 -8 -7 6 -11 12 5 -3 -13 -8 15 13 -3 -11 14 -8 -7 10 11 12 -5 7 -6 4 -14 -6 5 -2 6 10 9 -1 -14 -14 -10 -11 11 8 -1 13 15 -4 8 -5 0 7 2 9 -1 -5 3 9 -14 10 -4 -15
-12 14 -1 7 8 -8 -11 7 -9 -8 9 -14 15 -7 12 15 4 5 -8 -11 -6 9 11 8 -12 -4 -1 -13 -10 8 -12 -8 6 2 12 -4 7 -15 -14 13 -8 10 14 -10 -15 8 -11 3 -3 -6 5 4 -13 0 -4 -12 9 9 -12 12 -1 -9 -12 -10 6 14 -1 -3 14 0
-8 -11 -7 -12 -6 -7 12 -4 11 -9 5 0 11 7 13 -11 8 6 11 11 3 -5 -15 4 -2 4 2 12 -14 -1 -5 -9 1 3 -5 10 11 -11 -10 5 -5 8 -13 -10 -1 -15 -7 -11 4 -12 13 -11 -2 13 7 11 2 -9 6 1 5 -15 5 -12 3 15 13 -4 -14 -15
-15 -3 8 -12 0 -11 -14 8 -9 3 10 -11 8 -8 -14 -1 -14 1 3 7 15 -7 5 5 -6 -8 2 -8 3 4 -10 2 -15 14 3 -2 -15 2 -11 -8 -11 14 -4 12 -12 -5 -7 -11 10 12 9 9 -13 -2 -2 -4 3 14 1 -11 2 7 4 0 3 -9 13 1 6 -14
8 10 13 -14 5 -14 -5 13 -12 -13 7 13 11 7 -7 -8 -12 10 -10 2 14 7 -9 0 -9 7 4 -14 -7 -6 -14 14 -12 14 14 8 15 -9 4 -14 -7 -7 14 -12 -15 -11 -7 -14 14 -4 3 10 -15 8 -8 -11 -1 11 -9 5 -11 -8 2 -9 -12 0 12 -14 6 0
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13 10 -8 6 0 -15 0 -15 -1 7 -5 11 15 -1 -8 7 5 6 2 7 -6 14 -11 -15 12 6 8 -8 -15 3 -7 11 -5 -2 0 10 -4 15 10 11 5 -12 4 2 2 9 -7 -11 -1 8 10 6 5 14 4 1 3 -6 6 3 10 12 -3 -10 -8 12 13 4 9 6
-1 -2 9 -15 13 -7 9 -12 -5 -10 12 -11 9 -1 -12 -5 15 6 4 3 -9 -2 -2 1 3 5 -3 -1 -7 -9 -11 5 2 11 5 -2 -14 -4 1 -4 -1 -5 1 -10 9 4 0 6 -8 -14 -6 -4 0 7 13 -15 -6 -6 -1 3 -2 1 -8 14 -4 11 -4 -3 -11 12
7 4 -8 -8 9 -15 9 -8 7 -15 -7 14 -6 8 5 -9 7 14 -1 -12 -1 12 5 5 10 14 0 -12 -6 4 -15 -15 -10 -8 -8 15 -10 14 -9 12 14 -1 10 -8 -10 -3 -3 10 -6 11 13 6 5 0 -5 -2 -1 8 1 6 -5 1 4 0 6 9 -3 12 7 1
6 5 14 -1 10 -14 9 -9 11 -15 15 8 7 5 -9 15 -13 3 8 3 -7 -15 -13 12 -2 6 5 11 0 -6 -6 -9 14 -8 3 6 -9 -6 11 -14 -5 10 8 15 -1 14 14 -1 1 4 -13 7 4 -13 1 -13 8 -12 11 -7 -3 -11 -3 -7 -5 15 12 1 -7 7
1 1 2 -9 0 14 -11 -1 -2 3 -15 -2 -8 5 0 6 5 -8 9 -2 -2 -12 2 10 -6 10 9 -10 -6 -15 13 8 -1 -3 14 15 -5 -13 -4 6 3 -4 -12 8 14 3 -2 1 9 -11 14 -9 -10 -1 -14 -1 -7 8 4 0 6 -1 -8 -10 11 -10 -13 -9 -10 -2
12 6 7 14 -2 6 -1 9 -9 -8 11 -12 -3 -15 2 -2 -1 8 -12 -12 -7 8 2 -2 11 -4 4 13 2 7 -7 -4 -2 15 -8 9 3 7 3 8 14 -2 11 -5 -3 -5 6 11 -13 8 12 -7 -2 -1 7 -7 10 -7 -12 -6 15 -4 3 -3 -7 11 -11 10 0 5
2 -2 -15 -5 7 -3 5 -5 -7 5 -15 -11 14 -2 1 5 6 -7 13 9 0 10 -13 -12 -10 -4 12 -6 -10 -4 14 5 7 12 13 -4 -6 0 7 0 -11 7 2 -15 -12 -12 3 9 -6 -2 1 10 -7 1 11 -2 10 5 5 13 14 1 2 3 -3 -1 15 4 12 4
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5 -5 8 -12 -14 -9 6 -7 -9 -9 2 -3 3 11 -3 -8 4 1 5 -14 -4 9 -1 -14 -1 -5 -10 9 -15 -5 -5 3 5 -15 6 6 -9 -3 13 -5 3 -3 8 -12 -10 -11 -5 10 4 13 9 15 4 -8 14 -12 1 -14 10 1 -3 -11 -11 15 -10 10 4 -6 -11 -1
3 7 11 -5 8 -14 -3 -15 9 14 14 2 11 2 7 10 3 -8 9 -2 9 -12 0 11 -12 5 3 7 13 8 -10 0 -3 14 8 -10 13 -13 -12 6 -14 -14 -8 12 2 13 4 -13 -11 -4 0 11 -1 -15 6 0 3 -8 -9 0 15 -6 13 -6 -9 5 -1 -12 8 1
10 7 0 15 3 -14 12 -10 -11 15 1 2 10 13 2 -1 -2 -12 6 4 3 3 12 1 12 -15 -12 -6 -12 11 10 11 2 -6 11 -12 -6 5 -7 -2 4 7 15 -1 4 0 11 -14 3 -1 4 -12 -14 -2 2 13 -2 6 -9 1 1 14 -3 -14 -7 -10 -11 2 10 -5
13 -1 -14 10 11 3 -8 6 5 8 -13 -7 12 -12 4 -4 -15 -14 -14 -10 2 1 -14 12 2 -8 -14 4 7 12 14 4 -5 13 -3 -12 0 2 7 -13 -5 9 -7 -11 12 12 0 10 13 0 13 -2 -15 15 -6 2 -11 -4 -12 12 -10 15 -2 -2 12 10 1 -6 -5 -8
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-14 15 -4 -6 4 11 15 -6 -4 -12 -6 -14 4 9 13 12 -10 6 5 13 4 -7 -8 -12 -3 -11 3 4 -6 5 -14 -5 4 -3 3 -7 -10 2 0 2 5 7 3 -9 0 -2 -13 4 -12 5 -1 5 14 6 6 -7 10 -6 10 -13 14 12 -5 3 -9 13 9 -3 -1 -7
12 -12 13 -3 -7 -4 11 -7 13 12 14 -4 2 10 -14 -8 -13 10 1 11 12 -2 7 -11 -15 11 -13 7 -8 -1 13 -14 1 10 -3 9 -10 -8 -14 -13 -14 15 -4 3 9 -2 9 10 -10 -8 5 -14 5 -6 -10 3 -11 -10 -8 -5 5 -11 -6 -10 13 6 14 -15 13 15
-14 15 13 -3 0 4 8 -9 -2 13 -1 -15 12 -14 -6 -15 3 -1 -10 10 7 8 13 -15 13 10 7 9 8 2 7 9 1 4 -9 15 -10 12 -10 4 8 2 4 4 2 12 2 -13 -7 6 12 15 -2 7 15 -6 -1 6 -13 -8 -9 9 14 5 -5 -13 4 1 15 8
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Output for test 9

17764321.00

Input for test 10

8 90 90
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1 12 -12 -12 0 1 9 -4 4 -13 10 -10 -2 -7 7 10 1 8 -2 7 6 -2 -2 5 2 6 15 7 -5 -7 10 9 -11 12 10 4 -3 3 13 -15 4 7 -11 -14 13 9 11 -3 1 -8 -14 -10 3 -1 10 -10 -12 7 10 -2 15 2 -11 -13 -2 15 6 11 2 2 9 -10 -9 11 -10 -11 5 -15 -1 -10 -10 0 -7 9 12 -14 12 15 8 6
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0 0 11 4 4 -6 -8 3 5 -4 9 4 0 2 4 -8 -8 -9 -13 -3 -6 0 -13 9 -12 7 -5 0 -14 -2 15 1 11 11 -13 -1 -13 -6 15 5 3 9 -6 -12 -7 11 -7 0 15 -5 13 -6 8 15 -15 10 4 -7 -6 3 7 -9 -14 0 -14 -11 15 -11 -2 14 9 -14 5 -15 -13 13 10 -5 -2 9 3 -7 -13 -7 -10 -15 -13 9 -6 -4
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4 13 8 -9 1 12 4 6 -4 -8 4 9 14 4 -4 -2 3 5 0 -5 1 -7 11 -15 -5 6 14 1 -7 -7 12 12 -9 2 -15 5 -1 4 -7 10 11 13 1 7 -1 12 -13 -14 -1 2 -4 13 8 -10 12 -13 11 10 4 -14 -13 -2 13 -9 -15 12 12 -1 0 -11 -9 -6 15 5 14 -2 -1 -14 -1 12 1 9 9 -6 14 5 -6 7 -1 13
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-13 7 14 11 -6 1 2 3 -7 4 7 12 1 12 1 11 10 -14 -10 -1 2 4 14 15 1 -3 -13 14 9 0 11 10 -9 7 3 -1 -9 -11 -14 -3 8 6 -7 -6 0 7 -11 -8 8 -8 4 -5 11 2 -6 -5 14 -3 -7 5 12 -14 -3 -14 7 -15 0 13 -13 -1 -6 11 -13 0 -13 2 -9 -11 7 15 -4 -5 -6 -11 12 3 -1 8 13 7
-5 8 7 8 9 -2 6 -9 -5 8 3 2 1 5 -14 1 -11 -8 5 11 -11 14 -10 -2 -12 15 15 0 5 12 -8 15 4 14 5 -5 -4 -7 -1 4 15 -14 -10 -2 6 -11 15 10 -4 4 5 1 3 8 12 4 5 11 -12 -6 6 -7 -8 -8 -11 10 1 -2 -12 15 -14 -15 -14 -11 -2 5 -7 -3 0 3 15 -13 -14 0 9 11 -12 -2 5 -11
8 -5 -2 13 0 0 7 -15 14 8 -15 13 8 -14 -15 -9 6 -9 1 -12 9 0 -11 8 15 13 4 -15 -5 -7 -10 -15 1 1 13 -15 14 3 -14 10 -5 15 8 -14 -15 6 -10 4 12 6 6 4 -11 10 -6 -12 7 13 -13 -14 -12 -8 -15 2 6 13 3 4 -2 2 -1 7 1 -11 6 -1 8 11 -15 2 -1 6 -10 3 -2 0 5 -11 -5 7
-11 -3 12 -11 14 2 15 1 -12 -4 -15 0 -13 1 2 8 13 -6 1 14 10 15 2 15 3 -15 -3 -10 -13 6 12 -9 -13 8 -7 -15 -8 -9 0 -5 0 0 9 2 15 -7 -8 12 1 8 8 -5 5 -5 -8 -8 -7 5 -3 -5 -5 -9 0 -5 14 8 -7 -12 12 8 -3 -4 -9 -10 11 -10 -2 -13 15 12 8 8 -9 -2 -15 -1 3 -7 -12 14
1 -4 -13 -15 4 -14 7 12 -13 3 3 -1 13 9 2 8 12 14 9 11 10 -1 1 -14 10 -1 0 -4 5 1 -8 -9 10 -6 -9 -4 -7 13 -8 -4 -1 10 10 -4 3 -5 -14 -3 -7 8 -7 -13 -10 7 -12 15 -9 1 -7 11 15 0 15 7 10 -9 -13 -13 -14 -7 -4 0 -13 -11 9 4 -1 9 -15 7 1 -9 9 4 12 11 2 -15 -6 10
9 -8 -5 9 14 -13 15 15 -13 -15 -8 -1 -1 -8 3 -8 9 -14 -15 10 8 0 14 -1 -14 10 -8 3 8 2 -4 2 9 4 -5 5 6 -8 4 6 -10 11 -11 4 -12 5 10 12 4 10 4 -4 -8 1 9 -6 -7 -15 10 -14 0 -10 3 -7 9 11 12 -3 -13 0 -12 -8 -6 -10 12 -5 9 6 -11 -3 -2 9 7 4 -8 0 11 0 -2 5
-1 14 9 15 -11 0 10 -15 11 12 -1 12 -11 8 -14 14 -13 10 2 -9 -10 15 13 12 1 -13 -4 -4 1 9 -14 15 7 8 15 10 -8 7 10 -13 4 -7 14 6 14 14 4 14 6 -12 -10 11 -13 -15 7 4 -12 -15 13 4 10 14 1 -1 6 0 -7 12 -8 -14 14 9 -8 11 -1 -9 9 -15 -11 -1 -12 -8 -7 -12 -7 15 5 -6 14 3
11 8 -1 -4 -11 -12 10 -2 15 15 -3 13 8 4 8 -11 10 -1 -13 13 12 -12 -11 -11 -11 -5 -14 10 2 15 -5 -3 5 9 9 10 12 3 -10 9 0 2 7 -10 -10 -3 -6 14 12 -6 11 8 -3 13 10 1 -9 11 -7 8 11 3 -10 0 -5 12 -8 -11 -3 -3 14 12 12 3 -14 -15 15 -7 14 9 2 7 -1 12 2 -9 -3 8 -13 4
1 11 -9 4 -7 -1 0 1 4 12 11 0 8 8 -13 7 8 15 15 4 7 1 -7 -12 -3 8 -5 7 1 -3 -5 15 -10 0 3 -2 12 -13 12 -2 12 8 13 2 -2 15 -7 -12 13 -8 7 4 6 13 7 -13 5 15 7 -12 -4 -15 -13 -1 -2 3 13 -6 3 9 8 -1 -1 3 -15 12 3 -7 15 -2 -2 4 -14 -12 -1 6 -12 -11 6 11
-10 15 9 -9 -1 -9 9 -6 -2 -5 -15 -12 9 0 7 8 -6 -8 14 -6 5 -3 11 4 -2 -5 -8 2 -3 11 -5 2 11 -12 6 -8 -8 0 -1 5 10 -1 7 1 12 -2 -9 -9 5 -10 -2 -8 0 -7 9 11 3 -15 -3 13 12 5 0 5 8 -10 10 13 3 -7 1 -5 5 -8 10 2 5 -15 6 -8 -12 -12 -1 1 -6 -8 -3 11 -10 7
8 15 -3 -10 4 -13 -6 -2 -15 10 4 -1 -10 -6 6 13 11 -7 13 1 0 15 2 12 -2 11 -14 8 6 -9 0 -3 -9 10 2 8 10 9 -11 8 4 8 -9 7 -14 12 4 10 -11 -1 -7 2 -2 10 -2 10 4 -3 2 -8 2 15 4 8 7 -11 -2 2 13 2 -6 1 -7 1 -8 -8 -5 9 -15 0 -7 -7 15 4 -14 -4 -2 3 8 14
10 -6 13 -3 15 5 -1 -2 -9 -4 13 -2 11 -10 12 -15 -2 -8 10 -4 5 -13 4 4 4 3 15 -13 -10 8 14 14 15 11 -5 15 -2 9 -3 2 -13 -6 -15 11 -2 12 12 9 -12 4 -11 6 4 6 -5 -8 -6 -8 -8 -3 15 -10 -5 15 -14 3 12 -3 -6 -7 15 -5 0 13 -10 11 9 -14 4 11 3 6 -1 -9 -3 9 -1 4 -14 6
14 14 12 -6 11 11 10 7 -8 -13 13 -11 -3 -4 -14 2 -9 9 2 9 2 -11 -3 -15 -4 7 8 8 -7 9 -2 -8 5 -8 1 -1 -13 -7 -12 -7 -5 15 -3 7 -5 -1 -8 -1 -8 7 -10 7 9 3 7 -13 -8 -1 10 1 -10 -9 8 9 -2 -9 -8 1 -1 -7 9 10 -8 -10 -1 2 2 4 15 7 -5 -11 -2 -11 5 -12 -11 11 2 15
-4 6 -10 -12 -1 1 -8 4 -14 6 12 8 -2 -11 12 11 4 -4 -1 1 -12 8 4 -1 10 -7 2 14 -12 -11 11 -3 8 14 0 -11 0 7 8 1 -4 2 -8 7 4 -12 2 -7 -1 15 9 0 7 -3 15 -1 4 1 -3 5 3 -9 -13 -7 -11 0 -3 4 -10 -11 -12 -1 7 -5 -10 -5 -4 8 1 8 7 -7 -7 -4 3 -10 10 -11 4 -11
10 -8 -5 10 0 0 -6 11 -14 -3 15 -11 11 4 -1 -14 13 8 7 -2 -1 -4 4 5 7 -8 10 -1 -4 -2 1 -12 3 12 13 -14 -6 -10 12 -5 0 9 -2 -4 -2 10 -3 -5 3 -14 6 -14 -3 -5 6 -14 0 -2 -2 9 11 14 11 -3 8 8 -2 15 11 -8 -7 -4 -15 6 5 -4 0 -14 6 -15 -15 -5 15 -3 3 5 -2 -13 -15 11

Output for test 10

333720.50

Input for test 11

16 100 100
-13 8 10 -14 -15 -6 4 12 0 -7 15 11 2 -5 -8 12 -6 0 -8 -11 14 -9 -15 -4 -13 -6 -11 -15 15 -8 13 14 15 5 15 13 14 3 9 -4 11 6 -8 -4 15 -3 -8 -7 12 -1 -4 9 3 -6 -11 4 4 -7 4 1 0 -1 -1 -2 -12 -1 -7 -14 15 -13 -4 11 6 3 -9 5 15 -4 12 9 11 -8 2 -4 -1 7 15 -13 15 4 1 -2 -13 -15 9 -9 -3 -14 -10 -6
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4 -7 2 12 -6 -2 -11 -4 11 -7 -10 2 -11 13 -13 14 15 1 6 8 8 -5 12 1 -14 -3 -15 1 -1 -2 11 -13 4 -5 12 13 7 -14 -7 0 -8 -2 -14 -6 -7 -14 -10 -10 1 10 13 -7 -11 8 7 -10 -13 7 4 1 -13 -3 2 6 6 -2 3 -3 -3 11 10 5 -9 9 12 -3 9 -13 3 -6 12 -2 0 -15 -12 -9 -12 -9 13 6 7 14 -13 -9 4 6 5 -10 -15 -14
14 10 4 -12 4 1 0 -5 3 -15 4 -3 -3 -12 -5 -2 -6 -2 4 -11 -12 -6 -13 -11 0 5 10 -13 8 11 -13 6 3 4 7 -11 -11 -10 -1 5 -12 -13 15 0 -12 -6 14 -3 8 0 0 9 7 2 13 -10 -11 6 -8 10 -1 -8 1 15 12 -10 -11 -15 -5 3 4 -1 4 3 12 5 11 8 -13 3 -7 2 -6 15 -14 -10 -11 -11 9 -5 14 -8 2 -3 -9 -2 3 -7 -3 11
10 14 -6 -2 -1 -11 -13 -6 12 -13 10 -13 2 -11 -15 2 -8 -11 6 -15 -3 2 -10 15 15 -4 -5 0 3 5 -5 -3 3 3 8 -13 5 8 -4 1 11 -11 4 -5 -9 4 12 -2 6 0 -2 -12 -15 3 -15 13 12 -7 -3 -1 14 5 11 1 -10 3 1 10 -6 11 -4 -11 15 13 -3 -10 -1 -6 3 -13 7 14 -12 7 1 -12 4 -5 -3 14 8 -7 4 3 7 7 -11 -7 2 -2
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-13 -3 -9 4 13 11 8 10 7 -1 9 -10 -3 -2 14 8 -15 -12 -2 -13 -1 8 -10 -10 -11 13 -3 -12 -8 12 -7 -7 -6 -1 12 -11 -7 2 14 13 -15 8 -13 -5 -12 -14 -15 -12 -11 -4 -12 1 -12 -6 5 -9 -9 -14 -6 -1 14 0 7 -10 15 1 -6 -8 -15 -10 -13 15 11 -11 -8 14 -10 -7 -15 -7 2 -12 9 4 -3 -2 10 2 -2 -14 14 -6 2 5 -3 1 -12 6 6 -12
9 8 -13 5 12 -7 3 -15 1 3 -7 -15 7 15 4 -14 -4 -4 3 9 -2 1 -13 15 -12 -1 -2 -11 -13 -12 -7 11 9 -7 -2 5 1 -14 5 15 4 11 -15 -7 11 4 -5 -9 14 11 13 -4 -5 13 -5 -4 -4 8 1 -4 9 9 -11 2 15 3 -11 1 4 8 -2 -10 3 -2 -3 -4 -15 5 0 14 -2 -3 -8 8 -6 2 -11 3 -8 3 14 -15 -4 -14 0 -7 4 4 7 -10
-4 -10 -7 13 1 3 -9 1 -8 7 -3 6 -12 4 -4 -4 -12 0 14 -5 -13 11 -7 -4 12 8 5 -2 -5 -6 1 4 -1 7 1 -15 -5 8 -1 2 -3 12 -8 0 -2 4 9 2 -14 8 10 -13 1 -12 -4 -5 9 14 8 -12 -7 -9 8 7 13 -9 5 -8 12 -11 10 -7 14 15 7 -6 1 0 11 1 -10 4 3 6 5 12 -15 -2 11 6 0 -14 12 -10 6 10 -6 -4 15 -9
-2 9 -3 -6 7 -12 3 -8 2 -3 6 5 14 -9 -4 3 -12 -6 14 12 14 -4 13 10 1 3 2 11 12 2 15 -8 -7 -4 1 15 -2 -13 -10 13 -3 11 2 -5 -13 13 13 -12 -10 11 15 -12 -8 10 11 6 -3 -2 -1 -8 15 -2 -3 -8 8 14 -10 -12 14 -5 -15 -5 -10 2 5 -10 -2 2 -7 1 -5 -8 4 0 -14 -1 -9 -3 10 3 2 7 -14 14 13 7 10 -13 10 8
-5 8 -13 0 -6 7 4 5 -9 12 -10 0 -13 7 15 -14 -9 -12 -4 -15 7 13 6 8 12 3 -3 6 5 -11 -3 15 12 -1 -3 -12 -11 -15 9 -5 11 12 10 11 4 8 12 10 11 -7 8 2 -12 -2 -8 15 -15 4 4 3 6 14 0 2 -3 13 6 -1 11 -3 8 4 -7 2 -1 12 -8 -4 4 -12 2 -5 5 5 6 11 3 5 -3 -11 -8 -12 -13 8 5 -3 3 -7 12 -2
5 4 -13 12 -12 -1 8 -4 8 -5 -3 -6 5 15 13 -5 10 0 15 -8 2 -10 -5 4 11 13 -15 -2 -9 10 9 9 -2 9 5 0 -7 -4 9 -15 6 -10 -7 -5 -11 -10 3 15 3 1 -11 -11 6 -3 6 1 -6 4 12 -2 -1 5 -8 10 -1 10 -8 5 -10 -15 5 11 -10 11 -12 -5 14 7 -8 1 -8 -4 3 11 6 -7 -6 15 13 -10 -4 -6 10 1 -14 -9 -5 -6 11 -1
-6 -1 -8 0 -8 -4 8 -9 -15 15 7 -10 -7 -7 -15 14 1 -6 11 -4 -1 -9 3 -9 7 5 -4 -15 14 -11 -1 -8 1 4 5 9 15 -3 15 13 -6 4 -13 2 12 -15 0 -4 -6 -6 5 6 0 -7 11 -10 13 -9 -12 9 -5 0 14 12 -12 4 3 -12 14 2 14 -7 -12 -14 10 14 -14 -7 -6 -6 2 14 13 15 -11 8 -13 -14 14 -10 10 -8 3 7 -14 7 -5 4 8 -7
-12 6 -1 -9 5 -6 -13 7 0 -6 14 15 -9 11 12 -5 4 15 -3 0 -13 -11 7 4 9 6 -5 -12 -6 -13 -5 -3 6 9 2 -4 -15 2 -15 -2 12 14 -3 -13 7 -6 -3 -7 -9 7 9 -9 10 -2 10 3 -11 -11 5 -4 -11 15 7 11 6 -7 -11 5 10 -11 -13 4 -15 0 6 5 7 -14 14 11 8 7 -14 2 -13 10 -12 -11 12 8 1 -14 5 -8 10 -7 -2 12 13 -10
14 14 10 14 -4 0 3 -15 1 -1 11 -8 -10 12 7 -9 4 10 -5 1 0 11 0 -11 -13 -6 -4 0 -12 -9 6 -14 -11 -2 15 -2 13 0 -2 -3 15 -7 2 -13 -12 -9 -7 7 -14 2 -8 -1 -3 7 2 -2 14 13 11 -14 -12 1 -13 -9 14 15 4 10 -2 -13 -11 -3 -5 4 -3 -4 10 4 -12 9 -10 -7 -7 0 -15 10 13 12 5 9 12 6 -8 14 10 -11 12 -1 12 -6
-1 -15 4 7 4 14 -12 -4 2 -9 -10 7 -1 -2 -8 -3 -10 -13 -6 8 9 -10 -2 -14 -14 -7 -10 11 5 15 -11 -12 15 6 10 1 5 13 10 -11 -14 15 10 -1 -5 15 11 0 -14 -13 -8 11 -10 4 10 -10 10 15 -15 -1 12 -12 0 11 7 -6 -6 -6 -10 -12 -1 -11 -14 -7 3 -4 -8 -3 12 -7 -3 -14 -14 1 3 11 6 -3 8 4 9 4 5 -7 -3 -5 1 6 4 4
8 -13 8 9 -5 -6 -11 0 6 14 7 -15 14 8 1 1 4 -11 12 -4 7 5 14 -6 12 -5 4 -5 15 -7 14 5 -5 4 -4 4 13 0 -14 1 -3 8 2 -5 1 -15 9 -13 -12 5 -4 10 -7 -6 -12 -13 5 8 -3 2 14 -7 -9 -9 12 2 8 8 15 10 -7 -4 2 8 4 -13 7 -2 -13 10 -15 -1 2 -7 8 3 -5 -3 -7 5 14 -9 13 -13 -2 8 4 -12 0 4
13 6 13 -2 -3 2 -2 -14 15 1 11 15 15 -5 -9 7 13 1 -13 -11 -9 14 -5 -14 -14 6 9 3 10 -9 -9 5 11 -11 -13 -10 6 1 -9 3 -14 15 0 14 -6 6 5 -11 -10 5 -7 -6 4 2 -5 3 -10 -13 -10 13 -9 -3 3 -14 -1 3 -9 -13 -14 -5 5 -13 -6 -13 14 1 9 4 6 12 -9 12 -10 8 -4 -2 -5 2 0 -1 -1 7 9 15 6 -8 3 11 -6 4
-10 12 5 0 14 1 -15 5 -11 4 1 -6 1 6 -14 12 -11 -3 -4 2 9 11 -9 2 8 13 9 -7 8 -15 11 13 12 -2 -5 8 14 -6 -4 -14 13 12 -5 -4 1 -4 -9 3 6 2 -11 -1 -5 -4 -15 -12 -9 7 -4 12 7 -9 7 1 4 -13 -8 1 -4 3 2 -9 -1 12 3 13 -10 9 0 12 -5 3 -7 6 12 -8 7 -13 14 -15 14 4 -10 3 -11 7 5 -4 -8 14
12 9 -10 -4 3 8 -9 9 1 7 3 9 -8 11 -3 -12 -15 -12 -12 15 -11 -14 3 -8 4 5 14 -8 15 -9 -10 11 13 -7 -11 1 -15 -4 -6 -1 -15 10 -7 -8 3 5 -5 4 7 -2 1 9 -3 -14 -15 14 6 14 -12 3 -13 -6 -1 -15 0 1 -1 1 12 6 13 12 0 -10 -14 -13 9 -4 6 0 7 -9 -7 -12 -10 -9 -15 12 -13 -12 -1 -10 -5 11 -12 11 -3 2 -6 -9
-10 -9 -14 5 -3 -13 7 -12 -1 -4 3 -10 0 9 -8 6 13 -10 0 15 -7 12 -13 4 6 -12 -3 -15 3 6 -9 8 12 -8 -3 -9 -5 -13 -6 7 -4 10 10 11 1 15 -1 -2 -11 12 -2 -2 9 -2 15 -3 2 -6 -3 -11 13 3 13 9 9 -8 14 -12 -6 -10 8 5 -15 2 -1 1 2 11 13 4 8 -7 15 -1 6 12 11 -10 -10 -8 -5 -13 8 -10 10 1 -5 6 2 5
11 -6 -8 9 12 4 -7 -4 0 -10 13 -10 -2 13 2 -14 9 -5 -8 13 2 0 15 -8 3 7 9 13 -3 -5 0 -7 5 6 15 -1 -6 -8 8 7 -3 5 10 8 0 -4 8 -8 6 13 -11 -10 -5 -14 -2 13 9 -11 8 -10 -1 -7 -4 -14 14 -4 -2 -10 1 -12 13 12 9 7 4 -9 -14 -6 -2 7 -9 2 11 1 4 -7 -2 -5 -5 -11 -2 9 -5 8 9 -9 -14 -9 -4 2
-5 -9 -2 -14 14 -15 -8 15 -6 4 4 1 -10 -1 -14 7 5 -2 -14 15 2 -2 7 12 -10 0 -15 -9 4 -4 8 12 3 -9 13 -1 -9 -12 -2 0 7 15 14 10 -1 -15 0 -12 -4 -1 -14 13 12 8 7 -14 -8 7 -10 9 -15 14 6 1 -13 1 15 -9 4 -5 4 -7 -5 3 -14 9 1 1 10 12 15 11 7 12 1 -4 11 6 -13 -14 0 -15 13 -10 2 13 6 -1 -12 -7
10 5 -1 -11 -10 0 11 6 -15 3 0 -15 -1 -9 10 13 2 3 4 2 4 -12 1 -1 -9 -13 -4 10 1 -3 -15 -7 -13 0 -3 -8 15 -10 12 -15 9 -4 14 -10 1 6 -13 -13 -7 6 3 11 7 -12 -6 13 -12 6 6 2 -13 6 11 -13 -10 -10 -5 -12 -4 -11 -14 -13 -2 15 -8 14 3 -8 15 11 14 2 6 3 5 -15 -1 8 4 -11 -6 6 10 -13 9 14 -7 -14 -14 2
-12 -15 4 1 15 11 0 0 -15 -1 -5 14 14 15 0 3 13 14 -7 1 -13 0 -11 10 1 11 6 9 10 5 -5 13 5 14 -1 2 7 12 -14 7 -5 -5 4 -7 -6 -12 9 -11 15 15 3 15 -3 7 7 13 1 -2 6 -5 -13 14 -9 6 10 3 -8 -1 -1 -6 -11 7 2 8 13 9 9 4 13 6 3 0 5 13 -11 -4 11 3 7 -1 12 10 -2 -13 -2 -10 5 5 5 -14
12 9 6 -2 -1 3 -9 -10 -9 -14 11 7 1 -2 4 4 9 -3 -9 1 12 -13 -7 -8 -13 6 -3 7 -7 15 6 -10 8 -4 3 -11 14 8 -6 -13 9 -13 7 -7 0 -4 12 -6 8 -15 8 2 -12 14 9 -10 4 -11 11 12 -12 -1 15 10 11 3 14 7 -5 -9 8 -14 -7 -1 -6 9 8 -10 -15 1 -11 6 -13 -8 4 10 -5 -8 14 -12 -14 -14 1 -14 11 -4 2 8 -15 10
14 8 11 -11 -10 -10 11 13 -7 11 -4 -3 1 -1 2 -11 -9 11 -6 -11 12 -6 -12 -3 -7 13 8 10 5 7 4 1 -3 -1 5 2 2 1 0 11 -6 11 -10 9 -8 8 13 -2 1 -10 2 -3 -1 4 10 7 1 0 -1 -10 -11 -13 4 2 -1 -7 -12 15 7 3 8 15 -1 13 8 4 3 3 -13 -12 8 2 -1 -11 -10 -7 9 6 6 -8 9 11 -8 -3 -3 5 4 0 4 -7
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-11 8 7 -13 -6 2 -4 -3 6 2 -8 1 12 -8 -15 -8 -13 5 12 13 0 4 5 5 -11 -1 10 5 11 -7 -11 15 -15 9 15 -8 -7 -7 2 12 8 9 -3 3 15 -4 8 15 14 4 12 -4 -10 0 -14 -6 12 11 12 5 -12 -14 2 -12 8 1 -5 15 7 10 11 0 3 -9 -15 0 2 8 0 -2 -6 -6 10 -1 7 11 8 4 4 5 -7 7 4 11 8 -6 -6 -15 -7 15
10 -11 -3 -5 -5 -3 11 10 -11 -7 -8 -2 2 15 10 -8 8 2 11 -4 -11 -14 -15 8 10 6 -13 -13 6 -7 -14 -2 -3 -4 7 5 8 0 -3 10 8 3 -10 -8 2 15 -1 -5 -1 -8 4 4 -8 5 -4 15 -5 -4 -14 15 3 -15 -5 13 -4 -14 3 -14 1 13 11 -7 0 14 -1 -15 13 13 -7 -3 -12 12 -15 -5 -1 -6 -6 8 4 -6 5 -9 -6 15 -12 4 -14 4 3 0
0 -1 7 13 -5 -10 13 -7 -15 -12 3 -12 14 3 -4 -3 10 6 -13 -4 15 7 2 -9 5 4 8 6 -10 -4 -12 5 8 10 3 -13 13 -2 -7 12 2 11 15 0 -4 -6 10 -9 15 13 2 12 2 -13 -15 -9 4 7 10 9 -13 14 -3 8 6 13 8 2 -7 -14 -2 10 10 -5 -8 -9 4 -15 -3 3 11 12 -3 -3 12 -4 2 0 -13 -4 -8 -13 -8 2 8 12 -1 0 -2 7
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7 -6 14 14 -9 6 -11 -15 -6 -13 0 3 13 -14 -12 6 -10 4 -4 -3 -11 -5 -14 5 7 -6 4 -15 -3 5 3 -14 13 1 -15 -12 -11 -13 -13 -4 -12 0 13 -15 1 14 4 4 2 13 -15 7 -7 -15 -6 15 -6 11 13 4 -2 0 5 -7 14 3 -3 -14 4 -3 -3 7 12 -6 7 -5 -9 -5 14 6 -10 14 -5 -2 12 4 -2 -10 -3 -7 9 11 7 -1 -12 5 -14 -2 6 3
8 -14 -6 2 -7 14 12 -1 -9 10 -10 -3 7 0 10 3 -13 -10 7 -3 -1 0 -10 -10 14 -6 8 14 5 -3 -1 -4 -4 9 13 4 7 10 -14 12 2 -11 -7 -7 4 -15 10 4 -11 1 15 1 -15 -11 6 13 -4 -4 9 15 8 -8 -5 -12 14 -8 6 4 -14 7 0 4 11 6 10 -3 6 2 15 8 -13 14 -7 -14 -15 12 12 -3 -7 5 -4 14 10 4 -15 9 11 6 -3 11
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4 -11 -9 10 -10 -2 -2 -2 13 -2 -15 4 10 8 -8 -1 -13 -2 -12 -9 2 12 -4 -14 -13 2 6 4 -8 -1 3 11 2 9 4 5 -11 -14 -13 -14 -1 -14 3 -8 7 9 4 9 -9 5 15 7 1 -7 8 1 10 -4 -11 15 8 6 8 -6 -3 -4 15 2 -2 15 1 10 14 -13 -14 5 11 4 -2 15 -7 -5 6 8 3 -4 -7 -5 7 -4 -8 0 -14 -15 7 -2 -4 4 13 7
2 -1 2 0 1 1 -10 -4 -11 3 -7 -4 12 13 -12 -3 -7 -6 8 14 5 13 -2 4 13 -13 -15 -8 7 13 14 -7 -4 -2 8 12 13 13 -10 -14 -1 -1 -5 -7 -4 -2 5 2 6 -5 0 -7 -7 11 13 -10 14 13 -5 3 10 -8 11 -9 5 1 -15 2 -1 -11 2 11 1 12 -12 10 -7 6 -4 14 -14 10 -9 -6 5 -14 -3 1 14 8 -12 7 15 12 11 2 -2 11 -11 10
13 6 5 -2 0 6 -10 6 -4 2 2 -5 -4 7 4 14 8 -14 -2 5 7 1 -4 4 -2 -9 -10 11 15 -6 5 13 13 -8 -7 -4 11 -1 -14 -11 14 2 0 -8 -7 -14 -10 -15 -15 3 3 7 -13 14 -5 -2 -11 -1 -9 -13 8 9 13 4 -15 -10 15 9 2 14 13 0 0 -5 7 8 -3 11 7 -3 -4 -6 -13 -2 -9 -5 9 -7 9 15 -5 0 8 -8 -14 6 -4 14 -1 13
12 -5 -4 -5 5 -13 -15 15 11 5 -5 -8 13 -3 3 -12 7 -3 -6 -1 -6 5 14 -13 10 15 8 -10 13 -10 -14 7 0 -3 15 -13 -3 -15 -13 -7 5 -3 -2 2 7 14 3 -2 -5 13 10 3 0 6 5 -6 5 -5 -2 0 0 -3 -10 13 7 -11 -15 -12 -11 -15 -6 8 -5 5 -8 -14 4 11 -3 12 6 -8 -1 -10 13 -12 -3 1 -3 10 14 10 -11 -14 8 11 -9 6 15 -7
4 -9 -15 14 12 -9 15 -2 15 -6 -6 5 1 9 10 -3 10 -9 11 -9 15 9 -14 -14 9 7 13 15 -5 10 -10 14 14 -11 12 10 -5 9 -10 -6 -13 0 14 4 -9 6 14 -15 10 9 -10 7 0 -11 9 -7 11 6 -10 -12 -2 -4 -14 -4 0 13 -11 8 6 -6 -14 8 9 13 -6 13 3 -8 14 -5 14 -14 -13 -3 -10 9 3 14 -3 9 -14 10 -13 -13 -12 0 13 -8 -8 3
0 -9 -7 -9 -14 3 -11 2 8 -15 12 7 -14 12 -14 -11 5 4 -13 -14 -5 -14 9 -3 -14 13 12 14 -13 -14 -1 2 -10 7 9 -9 -6 13 8 -13 11 3 7 12 -1 8 -15 -13 -6 -15 -14 5 -14 11 -14 -13 6 12 14 8 11 -3 -7 -14 -12 -14 -10 -4 12 12 -4 7 -1 -15 1 11 8 1 13 15 1 15 4 0 8 6 0 -2 0 -2 -10 -5 8 -2 -6 11 -3 0 -11 -9
-4 0 11 8 0 -4 3 -10 12 1 -10 -5 -2 9 10 -10 -3 -8 3 10 5 6 -10 -3 -13 -3 -9 -1 12 -5 4 -10 9 -1 13 -7 11 1 -3 5 15 2 -15 -5 -7 8 0 4 -15 -15 -2 3 6 1 14 6 14 -13 -10 8 -5 7 14 -12 -10 11 -5 -15 -6 7 4 -9 -9 2 1 -3 -6 -15 -15 -8 14 -1 9 5 13 5 -7 11 7 -4 4 15 -13 0 -12 -7 -7 -4 -9 3
-13 10 9 -9 -4 -7 3 4 -7 2 9 -10 14 0 8 11 -11 -15 5 9 -3 -7 9 -1 6 12 7 14 -8 12 1 -8 6 -7 -4 -15 1 12 2 7 -2 -5 12 -4 9 4 -10 13 5 10 7 15 -15 0 -2 6 -6 -12 4 -1 15 -10 4 3 -4 15 1 10 11 -13 -1 -8 -4 -6 3 -11 11 6 15 -2 0 6 -3 0 -12 11 -10 -5 14 10 7 11 13 -5 -4 -9 -8 13 14 -14
13 -3 -7 -7 6 9 -5 2 0 -5 13 13 14 -5 -2 -13 -10 1 -5 -14 -7 -13 10 -12 -5 -10 -6 3 -13 -8 2 -15 3 8 -9 -9 -1 0 6 14 10 4 10 8 14 -10 8 -14 6 -14 -15 13 -12 10 -15 -4 13 -7 12 14 -2 -2 14 14 -12 -13 -10 3 2 11 1 -6 -1 -7 -13 -5 -2 8 -6 -13 9 -6 15 10 -14 13 -11 15 -12 -15 13 2 -3 9 0 0 9 3 -13 -4

Output for test 11

175530.70

Input for test 12

4 100 1
-13
7
-14
8
-11
15
2
2
-1
9
1
7
13
-9
12
-7
-3
3
12
-1
-11
-15
4
-15
11
-1
-10
11
6
-15
-8
5
7
-8
-5
11
-9
12
-4
3
6
12
-7
1
-13
-13
8
0
4
4
12
8
4
1
8
-3
15
11
-8
5
12
-2
-6
3
5
2
-3
9
-2
8
-6
-14
4
0
3
4
1
-5
-14
-11
12
14
10
-2
-1
3
10
-4
-2
-15
14
-8
-4
-10
9
14
7
-10
5
-11

Output for test 12

339021202.37|339021202.38

Input for test 13

8 1 100
-14 -11 15 -11 -15 -10 4 4 -6 1 -14 -9 -10 4 -1 -12 -4 7 -15 -6 4 1 -12 9 -2 15 -8 -1 -9 5 6 6 8 5 8 8 10 -6 -6 -14 10 -5 -8 15 14 6 -12 -7 -5 -14 2 13 0 3 6 13 0 14 -5 4 1 -15 -6 -7 3 15 15 -4 -6 -7 -3 -12 2 3 -14 -2 -7 -13 4 2 -12 -11 -1 3 7 -13 -2 -10 -15 6 9 0 4 -14 8 -8 -15 7 3 -8

Output for test 13

446529005.06

Input for test 14

1 7 3
-10 3 3
-10 20 3
-10 20 3
-10 20 3
-10 20 3
-10 20 3
20 20 3

Output for test 14

57345.00

Input for test 15

16 100 100
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0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

Output for test 15

12.37|12.38

Input for test 16

2 100 100
-19 -1 -9 -1 -15 6 19 -7 11 5 4 5 13 -5 20 8 -10 20 -15 15 10 10 3 -4 5 7 14 -18 -17 13 -19 -13 -9 -6 7 -2 20 7 11 13 -8 -5 -3 -14 10 -2 16 -19 -3 -20 18 -11 10 0 5 -6 -14 1 -3 -9 -7 0 1 6 15 -13 -16 16 16 15 8 -13 -9 -16 -7 -20 3 -12 -17 -19 -10 -20 -8 -20 2 20 -4 8 0 15 -19 15 -5 2 0 -11 11 6 -14 6
1 15 16 14 -20 -10 17 5 1 20 9 11 -18 -20 13 4 20 -11 -6 1 -17 -5 -3 0 19 20 11 11 5 18 -2 -13 14 -7 -19 16 6 18 1 -14 19 -9 19 -20 -9 12 7 -7 -18 -20 16 -15 -3 -7 6 -3 -8 -4 -13 17 -5 5 -14 -12 -20 -13 -16 8 -14 7 16 -16 18 14 -13 -10 7 16 3 9 16 -1 15 -6 14 2 11 -13 20 20 -15 -5 6 -9 5 6 -2 9 -5 6
-5 -10 13 -8 -14 20 3 13 15 -13 2 12 8 -2 -15 3 20 18 10 -20 17 16 -5 2 -14 -18 -10 7 11 7 -8 -12 18 -14 0 -17 -13 -16 18 -19 -6 -1 15 -19 17 -19 5 18 -20 -6 19 17 -9 -5 1 0 -3 13 -14 -10 -1 0 -2 -2 7 20 3 14 -14 1 18 0 20 14 1 19 18 -13 18 18 4 18 17 15 -5 -1 -4 12 -9 4 -17 12 -16 1 -10 13 3 13 8 9
-7 7 -12 -7 3 11 -7 0 19 -10 -1 4 -12 -5 0 3 14 17 -4 -14 0 0 19 6 -18 -12 0 7 -20 -10 -5 -4 19 3 11 1 -4 -17 -18 -4 -7 2 20 3 19 -1 -15 15 -3 4 -20 20 -15 -20 5 -11 -12 -13 17 -9 -3 -9 7 -5 17 -1 19 -8 2 -18 8 17 6 9 0 7 -11 7 1 7 -8 3 6 -3 4 -8 7 14 -1 3 -14 18 16 15 -5 12 -7 -7 -15 17
-3 15 14 -17 5 -5 10 15 -17 -8 3 -2 17 -12 17 2 2 3 -2 -17 -13 4 -20 -15 1 -5 17 16 10 -16 13 -11 -20 8 -8 6 -16 -17 0 -11 -5 -18 9 -7 -8 6 16 16 -12 -7 19 -2 19 20 3 -1 -4 1 -3 -14 7 -9 -5 8 -20 9 -7 -14 14 13 -5 -10 17 -16 3 -10 12 -2 -15 20 11 -16 -1 12 -15 -17 -8 1 5 9 9 -9 20 -15 19 -19 16 -7 -13 9
-15 5 19 -17 9 2 -7 0 -19 -1 1 15 5 -18 6 10 -15 18 -8 12 9 -19 -15 8 -12 -15 12 -16 -1 19 13 6 3 12 10 -7 -5 -18 15 -4 3 -2 -8 -13 0 18 17 7 18 -11 1 6 -8 6 -5 0 13 -14 4 -9 -15 -1 18 8 -8 7 -17 7 11 18 -16 -6 -3 -3 1 17 -4 0 6 -7 11 -14 19 -16 14 -6 4 6 0 -10 20 7 9 17 -3 -20 5 0 9 -5
-1 15 11 17 -9 -6 15 10 14 2 -18 6 10 -19 12 3 -3 -3 -9 19 7 -10 6 -3 -12 -18 -1 15 4 -13 -11 -18 -16 -20 19 -3 -6 16 -14 -11 -3 -11 17 -13 -8 8 10 11 -16 -18 9 14 -6 -6 -10 2 -2 12 -4 -19 -20 8 -16 -16 10 -16 2 -15 20 8 -4 -3 19 -6 6 -8 -19 -3 -18 -13 0 14 -18 14 -11 -7 -2 10 -14 16 11 -14 5 17 -9 -4 -17 13 1 -16
2 19 3 3 -8 -12 15 -5 6 20 5 -15 15 7 -20 -15 -19 0 15 -13 -2 6 -6 -18 4 5 -1 7 -1 -19 14 -18 -20 -4 5 -6 5 2 10 -10 3 -6 -3 -1 -20 -3 4 -18 20 -1 -11 -3 -14 5 1 12 -9 20 1 12 -17 -6 15 -15 10 1 -1 -6 -16 -12 6 9 4 -18 -13 5 2 14 9 1 -8 20 18 0 5 -2 -9 18 0 12 10 5 -15 6 10 16 -12 -12 -9 -7
-1 18 -17 -18 20 -9 9 1 -14 -3 -17 0 -1 -18 20 -15 3 -10 -18 -18 -16 14 7 -9 -1 -2 -14 8 6 0 -18 -14 -3 -15 -11 -2 -2 20 -19 4 -1 -14 -17 18 -11 -16 -18 12 -5 -14 16 1 -20 2 12 -1 -19 -20 -12 9 0 -10 16 19 -4 -14 -2 14 -15 1 0 4 8 3 1 17 8 5 8 -16 12 3 7 14 -14 -2 -6 -11 0 3 18 20 15 13 20 -10 19 0 -14 -16
-20 8 8 10 -10 -9 6 20 16 -5 -15 9 20 12 2 -13 -8 19 -4 12 1 -6 14 -3 -12 15 10 -13 -6 18 -7 -3 5 -18 -14 15 -7 15 17 -9 -11 -19 20 -9 16 4 0 -13 2 17 19 -16 -8 12 1 0 7 -8 9 -18 -11 -19 -1 14 -16 6 11 -1 0 7 10 11 10 10 -17 5 -5 4 12 17 0 13 -18 14 6 5 -7 -6 18 -16 -3 -14 -13 16 -18 -9 3 13 13 -16
1 2 16 -10 -9 19 18 8 2 11 4 -17 3 8 17 -11 -7 -8 5 -8 -2 -19 -2 5 20 2 19 4 -6 11 9 15 -8 6 -13 6 4 -16 -7 -12 15 20 -7 0 7 -8 11 -19 4 -5 -7 -17 -1 14 8 0 -3 6 -17 12 -4 14 8 11 -1 17 -2 -15 -20 11 -5 18 12 8 -3 1 20 -13 2 5 4 18 8 -18 13 -2 4 -11 -17 8 -18 2 3 11 -6 -18 9 12 -11 10
2 4 9 -4 -7 -15 17 -7 -6 0 20 18 -1 8 -18 -7 -15 6 3 -10 -5 7 14 19 -1 -13 -18 -12 19 -9 18 3 17 8 19 -11 13 17 4 -12 -2 4 -13 18 -7 -9 -10 0 18 15 12 -6 2 6 -6 -20 15 -4 -12 14 7 -13 -2 5 15 -2 15 9 -4 -2 17 14 -19 -14 11 -4 -3 -17 16 -4 18 8 11 1 -5 -16 2 -11 3 12 -16 -11 -19 2 17 16 -19 11 7 -3
-12 3 -9 -8 11 -17 10 -12 -14 8 4 -16 -5 -4 5 12 1 -12 -20 -17 -20 -15 -6 -17 9 -10 19 11 -18 5 -11 -7 -10 0 5 -20 4 -4 -10 10 -17 15 16 0 -10 3 -9 13 13 -6 18 15 1 -6 18 -11 6 17 -19 9 3 -7 -19 15 13 8 18 -2 -17 -13 -10 -13 -17 -13 9 -4 12 -20 -12 5 -6 -12 -1 15 4 -1 -15 -11 -3 -11 20 20 4 -18 17 -4 10 14 17 16
-20 -14 -16 -16 -5 13 0 -13 15 10 12 -10 20 -8 -14 3 11 -6 15 -13 3 14 -13 -12 17 -15 4 8 19 2 5 19 10 11 -16 -15 6 6 -8 0 -4 -17 11 -5 -3 17 -20 -12 -8 15 -5 17 8 4 -16 6 9 9 -4 7 -8 -20 8 -18 14 12 -13 -1 -2 1 19 16 6 11 -8 -18 10 -8 -10 -19 -12 8 19 17 -9 -18 4 -18 13 20 9 -13 -18 -2 -11 16 -8 -2 -6 12
19 -6 7 4 -13 -20 8 17 -5 19 20 3 6 20 1 19 -16 -15 -20 19 -14 12 -15 -12 -9 -6 -15 3 14 1 -6 12 16 -18 -3 -18 -15 -15 -20 0 -15 -19 -18 13 -19 6 11 -13 13 14 -15 19 7 -9 -11 18 7 -6 1 1 18 17 -6 13 -19 12 17 -14 19 19 8 -17 20 10 18 -18 -3 10 -11 -11 3 -5 -12 -9 8 -1 -11 -6 15 12 15 12 10 -11 4 11 -18 2 19 -20
0 6 -15 2 -2 -18 6 15 12 16 -16 -3 -8 -6 10 20 13 19 -7 9 12 -12 1 4 -1 -14 -6 1 9 -5 3 -10 -20 8 14 -2 10 0 -5 3 -5 -1 -19 7 15 12 8 9 12 -20 -3 6 -10 18 -11 9 -16 3 -9 15 20 14 -14 -20 1 -20 0 -8 0 15 18 15 -5 19 3 -9 12 -10 20 4 -8 -3 -11 5 -6 -2 -5 0 -18 7 -4 -18 0 3 -16 -17 3 6 -3 -18
3 -4 19 18 -5 3 -11 -12 15 -12 12 -12 7 -18 13 -19 2 -12 3 7 15 -19 11 -4 4 15 1 -12 2 -20 -8 -16 -4 -10 -18 13 15 -7 -19 9 3 15 17 -10 18 12 -7 1 20 18 -13 16 19 18 -7 2 14 17 12 -4 17 -17 0 -8 -5 4 -13 -11 19 -12 20 2 -18 17 14 -19 8 -12 5 9 -15 12 4 -14 12 19 10 5 15 2 -18 11 5 3 -15 -20 -12 -8 -9 -13
2 -9 11 6 -11 6 8 19 14 -6 7 -20 -15 -8 -14 19 -8 17 6 -13 -2 8 20 -16 -8 -14 -14 1 -2 -2 10 20 9 2 6 20 -13 -5 18 -18 9 4 -18 16 18 -9 15 -11 -13 0 -2 7 -11 -2 13 2 4 20 -16 -16 -1 14 -15 -11 -3 11 -12 4 -13 -15 8 18 11 10 14 8 -20 10 19 -11 -9 -3 18 0 15 11 -17 0 12 -13 4 -10 -18 10 -1 -1 2 7 -16 12
12 12 9 4 4 4 -9 4 -5 -9 16 6 8 13 -12 4 3 -9 -16 -6 -1 10 6 1 -1 -16 -18 -17 13 -14 15 6 -20 3 -11 4 -13 2 -11 2 14 -16 -10 3 18 -2 -13 2 9 -7 19 -11 -18 4 13 4 11 15 7 3 -18 1 -11 -18 -15 0 8 -8 -16 18 17 18 -17 -12 2 -20 6 11 5 -4 -15 3 6 -12 -12 -2 14 19 -6 0 2 -4 -18 13 1 -13 -6 -12 2 -2
-13 0 -3 -9 8 20 -7 -7 12 18 11 18 2 -4 -15 11 16 -20 9 -11 2 -8 8 4 -14 -12 13 1 -2 -4 -20 6 16 -2 19 3 -1 -9 18 -10 -11 9 -13 13 -14 -6 3 -18 -6 -6 -7 16 6 -18 1 15 -10 -4 -3 11 12 -3 -2 8 15 -4 -10 -7 7 -10 4 18 19 11 11 -16 -15 -5 -12 1 9 4 -1 -3 6 20 -9 19 -5 8 9 -11 -14 -12 17 -17 4 -12 -4 -8
-2 -19 -8 -2 15 -16 5 -19 -1 13 4 -12 -2 -18 5 -16 -18 18 -18 -1 5 13 8 13 -20 6 16 6 15 -6 18 -8 -5 -9 11 -9 -5 -5 -6 15 -11 19 -16 8 -20 9 14 -16 8 16 4 -6 10 -7 -14 10 20 -18 -3 14 -4 -4 -13 13 8 20 -16 -18 -4 -2 19 8 -4 -18 -5 -3 13 -12 1 2 -15 -14 16 15 2 -18 6 1 -16 -18 -4 2 0 5 -6 -13 7 0 -8 -18
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-2 17 -15 2 -11 11 4 10 -2 17 -1 -14 15 13 6 13 9 11 9 12 7 15 9 9 -17 -15 17 -1 0 -3 19 19 -5 -17 0 6 17 -15 -4 -4 -19 17 2 18 11 -11 13 0 -20 3 -9 9 -3 20 -3 2 -15 -4 -17 7 13 -19 5 -11 -13 -13 15 -15 -6 -10 1 -2 -11 -18 -5 20 -7 -13 -1 -5 13 11 -16 -11 12 3 14 17 19 17 6 13 18 -10 -19 -14 -1 17 -9 14
-12 12 -9 -3 16 8 -1 -11 18 20 4 10 12 10 -20 4 -7 14 2 -9 10 -13 -14 10 0 -13 18 19 -15 -11 14 -4 -18 -14 15 19 17 -7 -11 14 -7 15 5 -14 7 5 10 20 1 -8 -8 -8 1 -2 -19 -20 8 -19 -19 15 -8 15 -10 -6 -17 -15 -6 20 0 5 13 15 2 -1 -19 -12 -17 11 -13 4 -16 1 19 6 20 20 6 9 -18 9 3 -6 4 14 9 9 -20 -16 8 0
12 0 -3 -7 19 -2 1 -17 -10 10 10 -5 -10 8 -18 -9 9 10 20 12 -1 5 -15 -16 0 16 13 0 -18 0 -19 14 -19 -2 -12 -19 18 11 -14 -12 0 16 5 12 5 7 -17 -6 -4 -16 -13 17 9 -6 -20 -12 -10 13 10 -6 -6 12 -11 -5 -9 -3 -2 -9 -13 5 1 7 2 -15 0 -13 14 5 3 -9 10 10 -12 0 -15 -12 9 -3 -17 0 11 -3 -7 20 15 7 -4 -8 18 3
17 -2 -9 1 5 12 8 0 -4 -8 11 -13 -17 -20 8 -12 -9 -2 6 -6 18 -4 13 -7 -2 7 20 16 -19 17 1 20 -4 12 0 -18 5 -11 2 -17 1 -6 -8 4 -5 20 13 8 -1 -2 -17 -1 16 16 12 -7 5 11 -9 8 9 12 7 -16 3 -13 -14 -10 -4 10 -5 18 -17 7 3 0 7 -5 -13 -13 15 -8 6 11 -10 -1 -15 15 -11 -4 4 20 -13 -10 -17 13 -1 -9 -16 18
-20 -1 17 -14 -15 -1 8 14 15 18 -19 11 -11 9 3 -1 -12 9 -5 -1 -14 19 -1 -4 -9 4 -10 10 18 -6 7 20 13 3 -13 20 -16 16 14 19 13 17 11 -19 5 -6 3 15 -16 18 -4 -8 19 17 8 -11 2 20 19 -1 -7 8 1 -13 -10 8 -11 -6 3 -16 -6 -5 -20 -15 -1 7 1 -19 4 5 19 20 17 19 16 7 -13 -3 6 -14 19 -19 14 -1 -10 -15 -12 -1 2 12
3 16 -12 5 -18 9 -8 5 10 18 -11 11 17 -12 9 14 15 17 -8 2 -16 -8 3 20 11 16 -16 -19 -6 6 13 20 4 -18 4 8 12 18 -5 3 15 6 -5 13 14 -14 6 10 -18 -20 -6 -12 -8 17 -13 -15 14 -7 -14 -12 -19 -20 -11 7 -18 13 -4 16 13 11 1 7 -3 16 0 -8 -19 -13 -18 -15 -13 -4 -5 0 -6 4 5 -10 18 13 -2 -20 13 7 7 17 1 -18 15 -7
16 -5 -18 -6 -8 2 6 -4 11 10 3 19 -13 19 0 4 4 -14 14 1 19 -9 1 13 20 -11 11 2 -6 5 16 -11 -19 18 3 -4 1 -12 12 -9 -20 -4 -9 -13 -4 13 11 -20 19 4 3 19 17 -14 11 18 -5 4 0 9 -12 -3 20 -8 -6 4 8 17 15 1 -11 15 19 1 -19 -5 -7 15 -3 -6 -2 20 -6 -3 -15 -13 -6 3 11 14 -7 19 -10 -7 -8 6 17 20 4 13
2 14 7 1 -4 11 16 11 5 -8 -16 -18 -7 -1 1 1 6 16 -17 -4 11 -4 -4 -19 11 9 9 10 10 -7 2 -8 -12 -11 13 4 20 8 -6 6 -19 1 10 -4 20 -9 17 7 -14 -19 -16 17 -2 2 20 -10 -10 9 20 -20 -17 4 -6 -9 15 -14 15 16 16 -10 1 19 11 -10 -6 12 1 -7 0 7 -6 4 6 14 -14 5 -16 -2 -5 -17 0 0 9 14 11 3 20 7 -2 15
20 19 13 10 -11 -11 4 12 2 -17 -1 16 8 -14 10 16 13 16 -7 -12 -20 14 10 10 7 1 -8 7 -11 11 3 -12 9 -2 -20 20 7 6 12 -12 9 -8 -15 -2 -2 17 -7 -8 12 7 0 13 2 -10 2 -12 13 16 17 -17 6 0 -6 -3 18 -4 -4 6 -19 -11 16 10 1 -18 -12 -20 20 3 -7 13 -11 15 5 11 -14 -12 -19 -20 -16 18 -16 12 -1 0 -12 -2 16 7 -17 17
16 -20 8 -1 -17 18 1 -18 1 14 17 12 11 2 5 17 12 6 18 18 5 -17 10 -16 3 18 4 0 6 10 -2 4 10 -15 -18 13 -17 3 17 6 -1 14 -3 -11 -3 -17 -13 -12 9 -14 -14 -4 -11 18 2 14 17 -15 -7 3 15 11 -14 5 19 -10 -1 -17 15 -2 9 -7 -9 -13 4 10 -9 12 18 -19 20 -15 -3 -11 -18 19 -16 -19 -16 0 4 -20 -8 12 7 -10 -19 -14 -5 16
6 -15 -9 17 -7 15 6 6 8 5 9 8 13 -14 19 17 -14 -18 18 -8 2 3 -7 17 -4 -19 -14 -3 -13 4 -5 13 9 6 11 -17 2 -2 11 -10 -15 0 18 20 6 18 16 14 20 16 -14 4 0 1 0 17 2 8 -5 12 -7 12 4 -18 -1 -3 -13 -19 17 19 -7 -19 -2 -8 -18 -15 -11 -20 19 -12 16 -16 14 -3 5 -5 -5 -11 -15 11 -20 -2 2 6 2 -19 -18 10 -16 20
8 -3 -18 -15 9 -15 -10 18 -15 -10 -13 -18 -3 -17 1 -19 0 17 -8 5 7 -8 -15 -10 19 9 -7 -20 -2 -3 -19 -13 16 -14 -8 6 -7 4 3 -2 17 13 2 -7 18 -18 -6 -3 19 7 -16 7 -20 -11 20 19 18 -6 -19 -2 14 -18 5 9 -10 20 -5 3 5 20 -18 1 14 4 14 11 7 -10 -12 7 17 -8 -4 19 3 -3 18 2 11 19 -19 4 -18 7 -5 -7 6 12 18 -10
11 -20 14 7 4 7 -3 -8 17 7 -19 15 -20 -1 14 3 16 11 -13 6 11 -12 -8 15 17 7 -11 2 -2 -13 15 -10 -13 10 17 13 -4 -4 -13 -7 -18 -12 -13 -17 7 -18 8 4 15 17 -11 5 -15 3 0 -19 -11 11 6 9 18 2 -19 -14 -7 20 -19 9 -5 -12 -19 0 -2 -9 5 -14 -7 -6 10 -12 -9 19 15 -2 2 -4 1 13 -13 -12 4 -16 12 7 -7 -16 6 -6 14 -17
2 17 5 20 -11 -11 -13 3 3 17 13 14 15 9 -9 -2 -15 15 -7 -8 -18 19 -2 15 5 11 19 -10 -14 12 -5 8 11 20 9 20 -12 16 4 14 14 -4 7 9 -13 -20 -12 -8 15 3 6 17 1 -17 13 -15 17 12 -2 -18 5 13 13 -5 15 3 -3 -16 1 -20 18 -6 -1 7 -16 6 9 -5 18 3 18 3 1 -1 8 -4 6 6 -13 -17 11 14 19 5 -11 15 -13 6 19 10
8 19 -14 -14 5 -8 12 -5 9 11 20 7 -7 0 -13 -17 16 15 9 -16 -20 -1 19 19 -15 -11 15 -7 17 13 -16 4 13 -8 13 -1 5 4 14 -7 -5 13 -19 10 -5 -10 15 -8 -15 4 -3 -15 -16 -3 -15 -10 8 20 5 4 14 11 -11 9 -17 -19 -13 8 6 -17 -18 -18 16 -14 12 -10 -4 9 5 3 -8 -17 8 -2 0 15 10 -13 16 -4 13 12 -13 -19 0 -8 -15 9 -19 13
12 -17 15 8 -9 8 20 8 -4 4 -10 10 9 -20 -10 -12 17 20 -3 13 -2 -9 6 5 -5 -15 19 0 14 20 -8 6 -16 -14 -5 -4 16 -6 -17 -8 -20 -5 -19 9 -3 -9 20 -6 -7 -2 -12 11 10 14 -3 -16 -20 -3 4 14 -4 16 1 0 -17 16 16 19 -8 -20 -8 -6 -2 -4 -18 15 9 -17 -10 -17 2 0 14 -9 -7 -8 -3 -7 11 -20 -11 -14 18 12 9 -18 8 4 -18 -19
7 -5 -5 -16 11 -1 -20 1 3 -9 5 -14 11 0 -1 -14 15 16 1 5 18 10 12 17 4 0 19 -9 -15 -18 -6 12 -3 11 18 -11 -11 19 13 14 -11 -3 20 -19 17 0 -13 11 -5 9 -4 -6 0 -11 -10 -17 11 -10 -4 16 -7 10 10 12 0 7 -17 12 5 16 5 16 -8 7 18 -10 -14 -14 -19 4 15 -1 18 -5 8 -10 0 -2 0 17 -5 15 8 -16 7 -12 14 12 -19 0
7 6 -2 -20 -6 -5 -10 3 3 -9 -12 -2 12 -15 15 -1 -3 -6 19 18 -8 -4 14 -20 2 0 -12 -5 -7 -11 18 20 17 -5 20 -7 12 -10 18 -6 3 -15 14 -5 -10 8 16 8 -16 15 7 -4 -8 0 -4 14 -18 6 -9 -5 17 -12 -3 16 3 -4 -12 -4 8 -15 10 -9 -10 4 6 2 -7 3 -9 -3 -3 20 14 9 0 -11 5 4 16 16 19 14 -17 -3 9 8 14 17 -17 3
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3 15 1 -3 -12 -15 3 -9 -9 -3 -11 -3 -11 12 17 -15 19 3 -18 -5 -17 12 16 14 -11 -20 14 6 18 14 -5 1 10 18 18 18 -17 3 -10 -4 20 -1 14 -11 -10 10 -4 -12 -8 0 5 -3 -9 2 -10 0 3 -16 -13 0 20 2 -18 10 2 -18 9 5 5 20 -20 6 -2 14 17 11 5 -6 19 17 14 6 -4 -14 -13 6 6 12 12 14 -8 12 -3 -4 1 19 -2 -11 5 -16
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-14 -12 6 9 -3 19 -1 -20 8 3 13 -15 -11 1 12 -11 -10 10 -20 -13 -7 -7 -14 -13 -19 6 8 20 13 17 -5 -20 -14 -20 11 5 20 -11 5 9 15 -2 14 -17 -20 8 -6 -10 -3 -4 0 10 9 6 19 10 -7 7 9 -13 3 -15 -13 12 -14 19 -4 -13 -11 -17 16 -17 3 11 -12 3 -2 2 13 15 18 -6 7 6 20 5 -4 -6 -9 -14 1 17 -8 11 10 0 11 -15 7 20
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15 -16 -1 20 -14 -16 7 20 -20 -20 -1 -15 -7 10 -14 -19 -11 -4 -14 15 -18 17 -8 -9 13 6 -10 -15 3 5 2 -1 9 -17 -2 18 -11 -14 17 -10 -11 -3 -3 4 -14 5 6 -3 -20 14 -9 -15 12 3 -4 6 -10 8 11 15 -8 -6 -7 -17 -3 14 -20 7 -19 19 19 -10 -5 -5 15 3 20 2 20 -19 -5 -7 -14 -12 18 5 14 -10 -8 4 -16 7 20 0 10 -1 -5 12 -13 -4
12 -15 9 -12 2 3 11 3 -16 12 6 1 -14 13 9 -16 -1 2 -6 11 -13 0 -1 -14 -19 -12 5 -4 -19 12 13 13 19 1 -18 0 -15 13 -18 -9 7 9 12 13 3 0 19 -17 -17 -6 16 -10 15 -5 -4 18 5 -17 -6 7 17 -12 1 16 11 4 -5 16 -2 0 -14 -16 -10 20 20 15 -1 18 18 2 -8 13 14 -12 -11 -9 -15 15 -6 1 1 -9 9 -17 -12 1 7 3 -4 -15

Output for test 16

140245355.75

Input for test 17

8 100 100
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15 -7 -12 -12 13 2 -15 5 12 1 -16 12 0 3 2 4 1 -15 -9 8 14 -10 -2 -14 -13 4 13 -2 -3 -5 1 -6 17 6 12 -10 2 14 -11 -4 -3 -10 2 14 -13 -14 12 17 0 -14 7 9 -7 0 12 -3 -2 -15 13 -10 -3 8 13 9 9 7 -7 -7 15 11 -16 -6 -5 3 2 -1 -16 -3 10 13 12 12 4 -13 6 11 14 -14 13 -14 5 4 11 1 7 2 2 17 -10 0
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11 5 -9 3 12 14 12 -1 -9 -7 -8 8 17 -15 -17 -11 6 11 -8 -15 9 6 10 7 -9 -17 -13 -2 2 1 -2 7 -12 -17 4 -5 14 10 -12 -1 -14 9 1 -3 11 2 4 11 7 -10 14 10 -10 -17 11 -2 -5 15 -10 14 -2 -17 3 16 -17 2 5 -8 -6 10 -15 9 1 4 -11 -5 0 10 -12 -11 17 -4 -6 -10 -4 -13 17 8 -15 -10 16 12 -10 14 10 2 -2 9 -12 9
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-10 -17 9 11 3 -17 4 0 -7 3 -3 -4 -3 2 -17 5 -6 -14 -9 -4 -15 5 2 -15 -1 2 9 9 2 -12 15 -14 0 -17 15 -3 -16 13 -9 -6 -1 5 -15 13 1 -15 12 -11 -12 -15 3 -9 7 -1 5 0 -5 -4 -9 14 13 0 -5 -4 13 -8 -13 14 -1 -4 2 15 -5 4 -12 14 -17 17 -15 -11 -3 17 9 -2 11 -4 16 -12 -14 1 -15 16 -4 9 6 -9 -5 11 -1 11
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11 -3 7 14 13 -5 -4 8 17 2 -6 -17 11 1 5 1 -7 -12 -6 11 12 -3 7 -3 -13 3 -14 -17 -2 17 -3 -8 -4 -2 -12 4 11 13 6 -13 10 17 -13 3 1 -14 -14 -12 -8 10 17 -14 -11 -17 12 6 3 16 -17 -5 -8 9 16 -17 -10 -1 16 -5 6 4 -1 -2 4 3 -4 -1 -17 11 4 -8 3 15 7 -13 15 2 -13 12 0 -13 2 -14 14 0 -14 -14 -7 -4 -2 -6
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11 -7 -1 -8 8 -11 8 -5 -15 -7 11 9 -2 17 17 -15 12 14 -7 -15 -2 -6 -14 0 -14 6 -5 -12 -2 -3 -15 -9 8 13 0 10 -16 -9 -1 -1 13 -8 2 5 4 1 7 -2 -2 -6 0 -10 17 15 7 -15 4 -4 -10 -4 11 4 4 13 -1 -13 17 13 7 -1 -6 2 -15 13 -11 6 8 -10 -14 -12 1 16 7 1 -10 8 15 -12 -13 0 1 -8 -14 -12 -13 15 4 -2 10 -7
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9 -5 8 -8 3 11 -3 -9 9 11 13 2 2 -10 14 15 -4 12 -4 -1 -2 1 3 -7 -2 -5 -7 -7 6 4 11 9 17 13 -17 2 -17 10 -13 9 3 17 6 -13 2 2 -4 -8 9 10 8 -11 5 -6 11 -3 -17 -13 7 -16 -15 12 10 -16 7 -12 15 -15 15 -16 11 12 -4 11 -6 15 -4 -16 1 -1 11 -8 5 -2 15 -2 -10 -8 14 14 -7 17 9 -2 -5 10 15 5 -11 -11
6 -17 -5 -4 -12 6 5 13 8 -11 -6 13 10 16 6 7 9 13 -7 17 -14 4 -7 -11 -4 6 17 -7 5 0 -1 5 0 11 -16 -17 12 6 13 14 12 -10 -14 16 0 9 17 -9 4 -7 3 -15 14 13 -9 -8 13 -10 14 0 8 7 -12 2 12 -11 14 6 -11 10 14 -4 17 -17 -6 11 9 -6 -3 8 4 17 10 12 12 -17 -14 -15 3 -6 2 5 -17 -16 1 12 2 -2 13 9
2 9 -13 13 9 -2 6 13 -14 -15 15 7 -4 7 1 3 -16 16 5 16 -8 1 15 4 3 -1 11 -1 -9 6 -10 10 -3 6 5 1 -1 -7 -4 2 8 5 -8 -2 6 -13 -17 7 -2 17 -17 -16 1 15 6 -2 8 -1 -9 16 -1 -1 8 13 -13 7 8 15 -5 -2 0 -15 -15 -14 12 8 -10 13 10 5 -11 10 -16 -16 -16 7 11 10 0 -15 -15 16 1 11 -12 17 12 -9 15 -11
6 9 3 -14 12 -2 11 -4 5 15 -4 11 -16 -3 13 -14 -2 6 -10 -8 8 -8 -10 3 -3 7 15 -8 15 -11 -2 16 -8 -4 -16 -14 11 -11 -1 -2 -13 -11 3 -12 3 -2 3 -17 -1 10 -8 1 -15 11 -1 -1 13 8 -15 -13 -9 1 -15 0 14 -14 15 -16 5 -4 -1 9 15 -4 -9 0 12 -11 13 5 16 -1 -12 -5 5 16 -11 0 6 -9 4 14 9 -16 8 17 -1 5 -17 -14
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11 0 -3 12 5 16 -9 -17 -9 1 -14 -9 -1 -9 -13 10 2 11 16 -11 -5 -17 -9 2 -1 -16 -14 -5 8 -14 3 14 15 -5 8 14 -7 -7 -9 13 -12 -5 -14 16 3 2 -14 0 -5 -16 -17 -16 -4 3 16 -11 4 -16 14 -6 -1 -1 -10 -4 11 -8 4 -2 15 13 -6 -15 2 9 -16 -1 -6 -13 16 -17 0 -7 -3 -10 13 -5 -3 -1 -4 -7 -12 13 9 7 3 15 17 -10 -5 14
-3 -17 -7 16 10 -6 -3 -14 10 8 -2 4 -17 12 12 14 -11 -9 7 15 13 12 -13 16 2 -16 13 13 -9 3 -14 17 3 -4 15 -5 -15 7 10 -11 -3 -9 11 9 -3 5 5 16 13 7 13 -15 1 -6 -17 -15 -5 -9 -8 16 11 -5 15 -4 9 13 -14 -12 14 13 -6 -7 -2 -13 -4 -10 9 -16 -12 16 8 -5 -5 3 6 -4 -17 -5 4 -8 -7 -3 5 -9 -13 8 -2 -10 -10 6
-14 1 -7 13 -17 6 -15 -14 -16 -10 -15 9 14 -3 7 2 -13 7 15 -15 -7 2 -1 -8 -13 4 17 14 11 1 2 -9 -15 12 -13 -3 1 1 0 2 9 2 6 5 -6 -5 2 10 -4 11 13 6 -5 -6 16 0 -8 -8 8 -2 11 -7 6 -10 -13 -13 4 17 6 -14 2 9 -17 2 8 -6 -9 4 -14 4 -3 -7 4 -13 5 2 16 -9 -11 6 6 17 -7 7 -11 10 -12 10 9 -12
13 5 14 13 -11 17 1 -3 15 17 -5 -5 -8 17 11 -9 13 -14 12 -16 9 0 -17 -15 1 1 12 7 -7 15 12 1 3 -14 8 -14 -3 4 13 -6 15 -10 -17 -11 1 11 10 -3 14 4 -2 -17 -2 11 -3 17 -6 3 -17 17 0 -11 12 -3 -8 14 1 -17 12 8 -5 9 15 -5 -7 11 1 -15 -10 -3 -17 17 9 -2 -13 -12 9 -1 -15 9 10 15 16 16 -6 2 -11 -11 3 -16
14 -8 10 -11 4 -15 17 -13 -1 -11 14 -1 0 17 15 5 0 6 -2 2 10 2 -1 -15 12 11 16 -17 -6 1 -16 -9 -13 -11 -3 9 3 8 -10 -15 -9 -2 1 8 -2 10 7 15 11 -13 11 3 -17 -7 17 12 -2 15 13 9 11 -9 -6 15 -3 -15 6 -17 10 -9 -3 -17 -17 -8 9 -2 -15 10 7 13 15 13 10 15 -12 9 -13 15 -17 17 6 11 -10 -17 9 17 -3 -3 -6 -10
17 8 -10 -17 17 -7 10 -4 -14 12 3 -5 7 7 4 -11 -2 8 -14 -1 7 9 4 -8 -14 -5 3 1 -13 14 -15 -14 16 -8 -2 -8 15 -9 -17 -17 -3 3 7 -2 -7 -7 4 -15 -16 7 13 -15 10 0 6 14 12 -9 9 16 -1 11 -3 9 -3 12 -16 -6 -3 -16 6 -12 16 7 3 3 -17 -11 6 -4 13 13 -2 -17 -5 -13 -9 2 7 17 12 -11 -13 -9 15 1 -2 -7 -10 -11

Output for test 17

138594220.43|138594220.44

Input for test 18

1 99 100
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Output for test 18

4949.00