#nullable enable #region var (_input, _iter) = (Array.Empty(), 0); T I() where T : IParsable { while (_iter >= _input.Length) (_input, _iter) = (Console.ReadLine()!.Split(' '), 0); return T.Parse(_input[_iter++], null); } #endregion static T[] Range(int n, Func F) => Enumerable.Range(0, n).Select(_ => F()).ToArray(); bool Solve(int n) { var p = 1; for (var i = 1; i <= 10; i++) { p *= i; if (p == n) return true; } return false; } Console.WriteLine(Solve(I()) ? 1 : 0);