¼ÆËã1!+2!+3!+4!+5!+6!+7!+8!+9!+10!

#include <stdio.h>

int main()
{ 
    int  i,j=2;
    int t=1;
    int sum=0;
 
 for(i=1;i<=10;i++)
 {
     while(j<=i)
  {
    t=t*j;
    j++;
  }   
     sum=sum+t;
  } 
 
 printf("%d\n",sum);
 return 0;
}