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凑表达式
Time Limit:1000MS Memory Limit:32768K
Description:
有一些整数组,每三个数成一组。如果三个数经过四则运算(+、-、×、÷)得出结果0,则输出“yes”,否则输出“no”。当三个数为全0时,表示输入结束。
Sample Input:
1 2 3 3 8 10 100 210 7 900 1 0 0 0 0
Sample Output:
yes no no yes
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