#include <bits/stdc++.h>
#include <atcoder/all>
#include <algorithm>
#include <iostream>
#include <iomanip>
#include <math.h>
#include <random>
#include <chrono>
#include <cstdint>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace atcoder;
using namespace __gnu_pbds;
using mint = modint998244353;
// using mint = modint1000000007;

using str = string;
using vi = vector<int>;
using vvi = vector<vector<int>>;
using vvvi = vector<vector<vector<int>>>;
using vl = vector<long long>;
using vvl = vector<vector<long long>>;
using vvvl = vector<vector<vector<long long>>>;
using vm = vector<mint>;
using vvm = vector<vector<mint>>;
using vvvm = vector<vector<vector<mint>>>;
using vs = vector<string>;
using vvs = vector<vector<string>>;
using ll = long long;
using pd_ds_set_int = tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update>;
using pd_ds_set_ll = tree<long long, null_type, less<long long>, rb_tree_tag, tree_order_statistics_node_update>;
template <class T> using max_heap = priority_queue<T>;
template <class T> using min_heap = priority_queue<T, vector<T>, greater<>>;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, f, n) for (int i = (int) f; i < (int)(n); i++)
#define repd(i, n, l) for (int i = (int) n; i >= (int) l; i--)
#define all(p) p.begin(),p.end()
vector<pair<int, int>> dydx{ {-1, 0}, {1, 0}, {0, -1 }, {0, 1} };
const ll inf = 1LL << 60;
void print() { putchar(' '); }
void print(bool a) { printf("%d", a); }
void print(int a) { printf("%d", a); }
void print(unsigned a) { printf("%u", a); }
void print(long a) { printf("%ld", a); }
void print(long long a) { printf("%lld", a); }
void print(unsigned long long a) { printf("%llu", a); }
void print(char a) { printf("%c", a); }
void print(char a[]) { printf("%s", a); }
void print(const char a[]) { printf("%s", a); }
void print(float a) { printf("%.15f", a); }
void print(double a) { printf("%.15f", a); }
void print(long double a) { printf("%.15Lf", a); }
void print(const string& a) { for (auto&& i : a) print(i); }
template<class T> void print(const complex<T>& a) { if (a.real() >= 0) print('+'); print(a.real()); if (a.imag() >= 0) print('+'); print(a.imag()); print('i'); }
template<class T> void print(const vector<T>&);
template<class T, size_t size> void print(const array<T, size>&);
template<class T, class L> void print(const pair<T, L>& p);
template<class T, size_t size> void print(const T(&)[size]);
template<class T> void print(const vector<T>& a) { if (a.empty()) return; print(a[0]); for (auto i = a.begin(); ++i != a.end(); ) { putchar(' '); print(*i); } }
template<class T> void print(const deque<T>& a) { if (a.empty()) return; print(a[0]); for (auto i = a.begin(); ++i != a.end(); ) { putchar(' '); print(*i); } }
template<class T, size_t size> void print(const array<T, size>& a) { print(a[0]); for (auto i = a.begin(); ++i != a.end(); ) { putchar(' '); print(*i); } }
template<class T, class L> void print(const pair<T, L>& p) { print(p.first); putchar(' '); print(p.second); }
template<class T, size_t size> void print(const T(&a)[size]) { print(a[0]); for (auto i = a; ++i != end(a); ) { putchar(' '); print(*i); } }
template<class T> void print(const T& a) { cout << a; }
constexpr ll ten(int n) {
    return n == 0 ? 1 : ten(n - 1) * 10;
}

bool MASKI(int mask, int i) {
    return (mask >> i) & 1;
}

bool MASKL(ll mask, int i) {
    return (mask >> (ll)i) & 1;
}

template <typename T>
vector<T> compress_coordinate(vector<T>& A) {
    int n = A.size();
    vector<T> B(n);
    rep(i, n) B[i] = A[i];
    sort(B.begin(), B.end());
    B.erase(unique(B.begin(), B.end()), B.end());
    return B;
}

vector<vector<int>> unweighted_graph(int n, int m) {
    vector<vector<int>> ret(n);
    while (m--) {
        int a, b;
        cin >> a >> b;
        a--; b--;
        ret[a].push_back(b);
        ret[b].push_back(a);
    }
    return ret;
}
vector<vector<pair<int, long long>>> weighted_graph(int n, int m) {
    vector<vector<pair<int, long long>>> ret(n);
    while (m--) {
        int a, b;
        long long c;
        cin >> a >> b >> c;
        a--, b--;
        ret[a].push_back({ b, c });
        ret[b].push_back({ a, c });
    }
    return ret;
}

template<typename T>
int argmin(vector<T>& a) {
    T mi = *min_element(all(a));
    for (int i = 0; i < a.size(); i++) {
        if (a[i] == mi) return i;
    }
}

template<typename T>
int argmax(vector<T>& a) {
    T ma = *max_element(all(a));
    for (int i = 0; i < a.size(); i++) {
        if (a[i] == ma) return i;
    }
}

int main() {
    int A[4];
    int B[5];
    rep(i, 4) cin >> A[i];
    rep(i, 5) cin >> B[i];

    int sm = 0;
    rep(i, 4){
        sm += A[i] * B[i];
    }

    cout << (sm <= B[4] ? "Yes" : "No") << endl;
    return 0;

}