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问题 G: Uniform Generator

问题 G: Uniform Generator

时间限制: 1 Sec  内存限制: 128 MB
提交: 5  解决: 2
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题目描述

输入描述


输出描述

样例输入

3 4
15 20

样例输出

3         4         Good Choice
YES 7
15        20        Bad Choice
YES 24

提示


The sum 12 can be obtained from at least 7 terms in the following way: 12 = -1+2+3+4+5+6-7.

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