factorial (loop)

 #include<stdio.h>

int main(){

  int i,f=1,num;

 

  printf("Enter a number: ");

  scanf("%d",&num);

 

  for(i=1;i<=num;i++)

      f=f*i;

 

  printf("Factorial of %d is: %d",num,f);

  return 0;

}