Failed test #1 of 4. 
You answer was: 
equal: 1
after: 02:35
forward: 04:20
backward: 02:00
Correct answer was: 
equal: 1
after: 02:35
forward: 04:20
backward: 00:00
Diff at line 4: answer=<backward: 02:00>, expected=<backward: 00:00>


This is a sample test from the problem statement!

Test input:
02:10 25 02:10
Correct output:
equal: 1
after: 02:35
forward: 04:20
backward: 00:00

Your code output:
equal: 1
after: 02:35
forward: 04:20
backward: 02:00