cmmmc var 2

#include <iostream>

using namespace std;

int main()
{
    int a, b, p, r, cmmdc;
    //cmmmc[x,y]=(x*y)/cmmdc(x,y)
    cout<<"a="; cin>>a;
    cout<<"b="; cin>>b;
    p=a*b;
    if(a==0 || b==0)
        cout<<"Cmmmc=0";
    else
    {
        do
        {
            r=a%b;
            a=b;
            b=r;
        }
        while(r);
        cmmdc=a;
    }
    int cmmmc=p/cmmdc;
    cout<<"CMMMC este:"<<cmmmc;
    return 0;
}