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1!到n!的和
Time Limit:1000MS Memory Limit:32768K
Description:
求1!+2!+3!+4!+...+n!的结果。
Input:
输入数据含有不多于50个的正整数n(1≤n≤12)。
Output:
对于每个n,输出计算结果。每个计算结果应占独立一行。
Sample Input:
3 6
Sample Output:
9 873
Source:
qianneng
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