#X. 【例29.1】 求阶乘

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    Type: Default 1000ms 256MiB

【例29.1】 求阶乘

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说明

利用for循环求n!n!的值。
提示，n!=1×2×...×nn!=1×2×...×n。

输入格式

输入一个正整数nn,对于所有数据,0≤n≤200≤n≤20。

输出格式

输出n!n!的值。

样例

4
24

20251012编程挑战精英赛训练

Not Attended
Status
Done
Rule
ACM/ICPC
Problem
51
Start at
2025-9-24 15:00
End at
2025-11-5 7:00
Duration
1000 hour(s)
Host
Partic.
58
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