C Program for factorial using function

Program

//program for factorial
#include<stdio.h>
int facto(int);
void main()
{
int no,fact;
printf("Enter the no.");
scanf("%d",&no);
fact=facto(no);
printf("Factorial of %d=%d\n",no,fact);
}
int facto(int A)
{
int i,f=1;
for(i=1;i<=A;i++)
f=f*i;
return(f);
}

Output
Enter the no.5
Factorial of 5=120