hdu 1171

A test case starting with a negative integer terminates input and this test case is not to be processed.ios 負整數終止輸入 while(scanf("%d",&n),n>=0)this 題意：n行數據，每行一個v,m;表示m個v，求分紅兩個差值最小的兩組spa 思路：先輸入一組數據，初始化v

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