Seconds to H:MM:SS

Difficulty: 900 2000 ms 128 MB

implementation

Convert a duration of T seconds into H:MM:SS format. Hours are printed without padding; minutes and seconds with two digits.

Input: one integer T.

Output: the duration formatted as H:MM:SS.

Constraints:

• 0 ≤ T ≤ 10⁹

Sample Tests

3661

1:01:01

59

0:00:59

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