c Program to Find NCR of a given number Program

Program to Find NCR of a given number

Program

#include <stdio.h>

void main()

{

int n, r;

float NCR(int,int);

int Factorial(int n);

printf("\nEnter value for n and r : ");

scanf("%d%d", &n, &r);

printf("\nThe NCR = %0.2f", NCR(n, r));

}

float NCR(int n, int r)

{

int factorial(int);

return((float)factorial(n) / ((float)factorial(n - r) * (float)factorial(r)));

}

int factorial(int n)

{

int k, fact;

for(k = 1, fact = 1; k <= n; k++)

fact = fact * k;

return(fact);

}