#include<stdio.h>
#include<stdlib.h>
int main()
{
int sum = 0;
int tmp = 1;
for (int i = 1; i <= 20; i++)
{
tmp *= i;
sum += tmp;
}
printf("1 + 2!+ 3!+ ... + 20! = %d\n", sum);
system("pause");
return 0;
}
【C语言】求1 + 2!+ 3!+ ... + 20!
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转载自blog.csdn.net/ZD_012/article/details/104702457
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