codechef solutions

2:29

1:30:11

46:36

1:51

7:43

9:59

30:14

33:53

1:01

4:57

1:02:35

1:08

1:49:41

1:10

14:44

1:01

8:17

50:24

2:16

38:53

2:10

2:00:02

1:11:38

56:29

00:34

1:12

00:21

1:02:15

3:00

1:32:39

1:35

3:24

1:02

00:42

00:14

7:06

9:28

5:19

1:17

17:55

42:14

1:11:45

1:00:44

2:22

9:04

3:47

10:18

00:55

4:55

4:23

1:19

7:02

39:57

00:25

00:41

00:39

1:02

14:26

00:41

1:09:31