阶乘 C语言&raptor

#include <stdio.h>
int main(void)
{
    int N,result=1;
    
    printf("请输入:\n");
    scanf("%d",&N);
    
    while(N>=1)
    {
        result=result*N;
        N--;
    }
    
    printf("result=%d\n",result);

    return 0;
}