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#include <iostream> #include <string> #include <cmath> using namespace std; int main() { float a, b, c, q, n, A, B, C, d = 0, e = 0, f = 0; cin >> a >> b >> c; cin >> n; for (int i = 0; i < n; i++) { cin >> A >> B >> C >> q; d += A * q; e += B * q; f += C * q; } if (d >= a && e >= b && f >= c) cout << "YES"; else cout << "NO"; }
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