How to write a Factorial Program In C Using Function ?
Solution:Factorial Program In C Using Function
#include<stdio.h>
long factorial(int);
main()
{
int number;
long fact = 1;
printf("Enter a number to calculate it's factorial\n");
scanf("%d",&number);
printf("%d! = %ld\n", number, factorial(number));
return 0;
}
long factorial(int n)
{
int c;
long result = 1;
for( c = 1 ; c <= n ; c++ )
result = result*c;
return ( result );
}