题解 | #n的阶乘#
n的阶乘
https://www.nowcoder.com/practice/97be22ee50b14cccad2787998ca628c8
#include <stdio.h>
int main() {
int n;
long ans;
ans=1;
scanf("%d",&n);
for(int i=1;i<=n;i++){
ans=ans*i;
}
printf("%ld\n",ans);
}
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