postfix infix prefix conversion

42:16

6:28

10:36

4:30

2:52

3:51

3:45

2:42

5:26

5:42

7:08

7:22

3:07

4:36

2:52

3:51

5:04

2:06

29:27

10:00

13:05

20:30

24:48

27:45

31:41

7:32

1:07

کوتاه

21:35

7:32

1:45

7:20

1:15

9:54

2:16

5:50

20:39

18:14

2:04:42

13:38