数学问题——最小公倍数

#include<stdio.h>
int gcd(int a, int b)
{
    
    
	if(b == 0) return a;
	else return gcd(b, a % b);
}
int main()
{
    
    
	int m, n, d;
	scanf("%d %d", &m, &n);
	d = gcd(m, n);
	printf("%d", (m / d) * n);
	return 0;
}