#27686: _CPP
11030067@mail.hpsh.tp.edu.tw
(和平110級鄧雨珊)
#include <iostream>
using namespace std;
int main(){
int a1, b1, a2, b2, a3, b3;
cin >> a1 >> b1 >> a2 >> b2 >> a3 >> b3;
int i=a3+b3;
while (1){
if (i%a1==b1 && i%a2==b2){
cout << i <<endl;
break;
}
i+=a3;
}
}