#7171. 计算N的阶乘
计算N的阶乘
Description
请计算n的阶乘(1<=n<=100) n的阶乘计算公式为:n!=nx(n-1)x(n-2)x...x1,如:5!=5x4x3x2x1=120
Input Format
一个整数n(1<=n<=100)
Output Format
n的阶乘
20
2432902008176640000
Source
高精度算法
请计算n的阶乘(1<=n<=100) n的阶乘计算公式为:n!=nx(n-1)x(n-2)x...x1,如:5!=5x4x3x2x1=120
一个整数n(1<=n<=100)
n的阶乘
20
2432902008176640000
高精度算法
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