pt q, w, e;
    cin >> q >> w >> e;
    w = w - q;
    int a = w.x;
    int b = w.y;
    int k = e.x;
    int t = e.y;
    int x, y;
    if(k == 0 && t == 0) {
        if(a == 0 && b == 0) {
            return cout << "YES", 0;
        }
        else {
            return cout << "NO", 0;
        }
    }
    else if(k == 0) {
        if(a % t == 0 && b % t == 0) {
            return cout << "YES", 0;
        }
        return cout << "NO", 0;
    }
    else if(t == 0) {
        if(a % k == 0 && b % k == 0) {
            return cout << "YES", 0;
        }
        return cout << "NO", 0;
    }
    else {
        y = (k * b - t * a) / (k * k + t * t);
        x = (a + t * y) / k;
    }
    if(k * x + t * y == a && t * x - k * y == b) {
        cout << "YES";
    }
    else {
        cout << "NO";
    }