Time limit 2000/4000/4000/4000 ms. Memory limit 65000/65000/65000/65000 Kb. Prepared by Ibrahim Mesecan.
How much time passed?
The boss Mr. Ervin Shehu is a very punctual man. That's why, he has decided to buy a new electronic
card system which records the coming and leaving times of the staff.
Mr. Shehu wants you to write a program to calculate the work time of the staff from their
electronics card information.
Input specification
You will be given two time informations in a line separated by a space (time1 time2).
Every time information contains three integers separated by two semicolons ':'
(hh:mm:ss hh:mm:ss) where 0 ≤ hour ≤ 23, and 0 ≤ minute, second ≤ 59.
And, it's guaranteed that time1 < time2.
Output specification
Give three integers (hours:minutes:seconds) separated by semicolons ':' which
represent the time passed between the two given times.
Sample Input I
8:30:26 12:48:54
Sample Output I
4:18:28
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Sample Input II
18:12:15 22:23:54
Sample Output II
4:11:39
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Note: In MS. Excel, you can subtract a time from another as in the figure below.
Для отправки решений необходимо выполнить вход.
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