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1035: 求s=1+1/2!+1/3!+…+1/n!
Memory Limit:128 MB
Time Limit:1 S
Judge Style:Text Compare
Creator:
Submit:607
Solved:408
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Description
求s=1+1/2!+1/3!+…+1/n!
Input
输入一个正整数n
Output
输出s的值,结果保留4位小数
Sample Input
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3
Sample Output
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1.6667
Source/Category
菜鸟入门
[for]
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