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Description

Print a datetime in a correct format.

Format

Files

You should submit a tar file containing a c source file ex4.c

Input

A time_t returned by time(NULL)

Output

A Datetime string, with format YYYY-MM-DD HH:MM:SS

Sample 1

Input

1529351300

Output

2018-06-19 03:48:20

Limitation

1s, 32MiB for each test case.