func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     long long x1, y1, x2, y2, x, y;     cin >> x1 >> y1 >> x2 >> y2;     cin >> x >> y;     x2 = x2 - x1;     y2 = y2 - y1;     if (x2 % x != 0 || y2 % y != 0)       cout <<  NO  << endl;     else {       if (((x2 / x) & 1) == ((y2 / y) & 1))         cout <<  YES  << endl;       else         cout <<  NO  << endl;     }   }   