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1001终于AC拉,忙活了两个小时,庆祝一下

Posted by 4404124 at 2007-04-15 20:59:12
测试数据真的很BT
以下是本人所犯的一些错误,希望能对WR的有写帮助
1)注意考虑N=0,反回1;
2)R可能不含小数点;
3)R的首位可能是小数点;
4)结果为整数时不含小数点,结果小于1时,首位即为小数点



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