题目描述

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输入格式

As shown in the PDF.

输出格式

As shown in the PDF

样例

79 78 78 79 79 77 78 78 77 78

COMFY 

68.2 68 69.0004 68 69.8 70.123 
72 73.10009 74 75.0

NOT COMFY

提示

By 秦浩源