7.11.2-PointersOnC-20220207

#include<stdio.h>
int gcd(int m,int n);
int main(){
	printf("%d\n",gcd(9,6));
return 0;}
//
int gcd(int m,int n){
	if(m<=0||n<=0)
		return 0;
	if(m%n)
		return gcd(n,m%n);
return n;}