编程序求1!+2!+…+n!

编程序求1!+2!+…+n!

#include int main() {int i,n,t=1,s=0;printf("n=");scanf("%d",&n);for(i=1;i<=n;i++){t=t*i;s=s+t;}printf("1!+2!+…+n!=%d\n",s);return 0;}