using standard libraries

2:55

9:40

1:08

18:42

10:06

8:50

11:57

5:24

2:44

2:03

4:30

8:21

7:55

15:32

22:31

22:27

1:38

4:07

5:11

10:40

2:31

1:03

1:06

2:46

39:09

7:59

4:38

1:40:42

29:36

1:29:15

32:10

2:00

9:00

7:59

کوتاه

25:05

کوتاه

1:15

8:02

14:58