Time adder
One time per line. The last two digits are minutes, everything before is hours: 145 is 1:45, 12309 is 123:09, 5 is 0:05. A leading - subtracts.
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Input
Time
Running total
Total
0:00
One time per line. The last two digits are minutes, everything before is hours: 145 is 1:45, 12309 is 123:09, 5 is 0:05. A leading - subtracts.