#nullable enable using System.Numerics; object? Solve() { var q = Int(); var ans = new string[q]; bool S() { var res = true; var budget = Int(); var az = new long[2]; var bz = new long[2]; var xz = new long[2]; var yz = new long[2]; for (var i = 0; i < 2; i++) { long a = Int(); long b = Int(); long x = Int(); long y = Int(); var cost = a * x + b * y; if (cost != budget) res = false; az[i] = a; bz[i] = b; xz[i] = x; yz[i] = y; } if (!res) return false; res = false; for (var i = 0; i < 2; i++) { var j = i ^ 1; var costif = az[i] * xz[j] + bz[i] * yz[j]; res |= costif > budget; } return res; } for (var i = 0; i < q; i++) ans[i] = S() ? "Yes" : "No"; Out(ans); return null; } #region AtCoderIO _io_; var _backend_ = new StandardIOBackend(); _io_ = new(){ Backend = _backend_ }; Out(Solve()); _backend_.Flush(); string String() => _io_.Next(); int Int() => int.Parse(String()); void Out(object? x, string? sep = null) => _io_.Out(x, sep ?? Environment.NewLine); class AtCoderIO { public required StandardIOBackend Backend { get; init; } Memory _input = Array.Empty(); int _iter = 0; public string Next() { while (_iter >= _input.Length) (_input, _iter) = (Backend.ReadLine().Trim().Split(' '), 0); return _input.Span[_iter++]; } public void Out(object? x, string separator) { if (x == null) return; if (x is System.Collections.IEnumerable a and not string) { var objects = a.Cast(); if (!objects.Any()) return; x = string.Join(separator, objects); } Backend.WriteLine(x); } } class StandardIOBackend { readonly StreamReader _sr = new(Console.OpenStandardInput()); readonly StreamWriter _sw = new(Console.OpenStandardOutput()) { AutoFlush = false }; public string ReadLine() => _sr.ReadLine()!; public void WriteLine(object? value) => _sw.WriteLine(value); public void Flush() => _sw.Flush(); } #endregion static class Extensions { public static T[] Repeat(this int time, Func F) => Enumerable.Range(0, time).Select(_ => F()).ToArray(); public static (long d, long x, long y) ExtendedGCD(long a, long b) { var (x0, y0, x1, y1) = (1L, 0L, 0L, 1L); while (b != 0) { var q = a / b; (a, b) = (b, a - q * b); (x0, y0, x1, y1) = (x1, y1, x0 - q * x1, y0 - q * y1); } return (a, x0, y0); } }