P8071 [COCI 2009/2010 #7] SPAVANAC

Given a time $H:M$ in the $24$-hour format, output the time in the $24$-hour format that is $45$ minutes earlier than it.

The first line contains two integers $H, M$.

Output two integers representing the time $45$ minutes earlier.

**【Constraints】** - For $100\%$ of the testdata, $0 \le H \le 23$, $0 \le M \le 59$. **【Hints and Notes】** **This problem is translated from [COCI 2009-2010](https://hsin.hr/coci/archive/2009_2010/) [CONTEST #7](https://hsin.hr/coci/archive/2009_2010/contest7_tasks.pdf) _Task 1 SPAVANAC_.** **The score for this problem follows the original COCI settings, with a full score of $30$.** Translated by ChatGPT 5