Question

How to find NCR factorial of a number in C

Answer 1

#include <stdio.h>

int factorial(int n) {
    return (n==1 || n==0) ? 1 : n * factorial(n - 1);
}

int main(void) {
    int n = 7, r = 3;
 
    int ncr = factorial(n) / (factorial(r) * factorial(n - r));
    
    printf("%d", ncr);
 
    return 0;
}




/*
run:

35

*/

 

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