编辑代码

#include <stdio.h>
#define N 10
int main () 
{
    long int n=1,sum=0;
    int i;
    for (i=1;i<=10;i++)
    {
        n*=i;
        sum+=n;
        printf("%d!=%Id\n",i,n);
    }
    printf("1!+2！+3！+4！+5！+6！+7！+8！+9！+10!=%Id",sum);
    return 0;
}