Int fun(int n)// Function for calculating factorial

{

Error if (n & lt0)// parameter is less than 0.

{

Printf ("Error! \ n ")；

Exit (0);

}

If(n== 1||n==0) returns1;

other

Returns n * fun (n-1);

}

Master ()

{

int i，sum = 0；

for(I = 1； I<= 10; I++)// Calculate the factorial from 1 to 10 and add it to the sum.

{

sum+= fun(I)；

}

Printf ("Result: %d\n", sum);

}