C program-Factorial through recursion

Posted: January 19, 2012 in Lab 2

#include <stdio.h>

long factorial(long );

void main()
{
  long number = 0;
  printf("\nEnter an integer value: ");
  scanf(" %ld", &number);

  printf("\nThe factorial of %ld is %ld\n", number, factorial(number));
}

/* recursive factorial function */
long factorial(long N)
{
  if( N < 2 )
    return N;
  else 
    return N*factorial(N - 1);
}
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