#include <bits/stdc++.h>
#define all(x) (x).begin(),(x).end()

using namespace std;
using ll = long long;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    int a, b, d;
    cin >> a >> b >> d;
    int r1l, r1h, r2l, r2h;
    cin >> r1l >> r1h >> r2l >> r2h;
    int h;
    cin >> h;
    double R1 = r1h;
    double R2 = r2h;
    if (h > d) {
        R1 = d * 1.0 / h * (r1h - r1l) + r1l;
        R2 = d * 1.0 / h * (r2h - r2l) + r2l;
    }
    if (R1 < R2) {
        swap(R1, R2);
    }
    if (a < b) {
        swap(a, b);
    }
    const double eps = 1e-9;
    if (R1 * 2 > b + eps) {
        cout << "NO" << endl;
        return 0;
    }
    double dist2 = (a - R2 - R1) * (a - R2 - R1) + (b - R2 - R1) * (b - R2 - R1);
    if (dist2 + eps >= r1h * r1h + 2 * r1h * r2h + r2h * r2h) {
        cout << "YES" << endl;
    }  else {
        cout << "NO" << endl;
    }
}