simple or difficult

13:22

5:22

5:22

14:11

12:59

5:47

6:42

2:11

6:17

7:09

6:00

6:39

7:04

1:29

13:49

5:24

6:15

5:25

6:35

5:01

22:20

54:01

10:20

2:00

29:35

2:02

3:25

3:47

6:06

10:15

4:30

3:55

4:40

5:09

15:19

6:04

4:32

5:58

5:07

10:15