C Program for Factorial using Recurtion Function

Program

#include<stdio.h>
int fact(int);
void main()
{
  int num,f;
  printf("\nEnter a number: ");
  scanf("%d",&num);
  f=fact(num);
  printf("\nFactorial of %d is: %d",num,f);
}
int fact(int n)
{
if(n==1)
return 1;
else
return(n*fact(n-1));
}

Output

Enter a number: 5

Factorial of 5 is: 120