using System; using System.IO; using System.Linq; using System.Text; using System.Collections.Generic; using System.Diagnostics; using System.Numerics; using Enu = System.Linq.Enumerable; class Program { static readonly int[] DR = { 0, 1, 0, -1 }; static readonly int[] DC = { 1, 0, -1, 0 }; bool IsInside(int r, int c) { return r >= 0 && r < 4 && c >= 0 && c < 4; } static void Swap(ref T a, ref T b) { T t = a; a = b; b = t; } public void Solve() { var A = Reader.IntTable(4); int empty = Enu.Range(0, 16).First(i => A[i / 4][i % 4] == 0); if (Rec(empty / 4, empty % 4, A, new bool[16])) Console.WriteLine("Yes"); else Console.WriteLine("No"); } bool Rec(int r, int c, int[][] A, bool[] moved) { if (OK(A)) return true; for (int d = 0; d < DR.Length; d++) { int nr = r + DR[d], nc = c + DC[d]; if (!IsInside(nr, nc) || moved[A[nr][nc]]) continue; moved[A[nr][nc]] = true; Swap(ref A[r][c], ref A[nr][nc]); if (Rec(nr, nc, A, moved)) return true; Swap(ref A[r][c], ref A[nr][nc]); moved[A[nr][nc]] = false; } return false; } private bool OK(int[][] A) { for (int r = 0; r < 4; r++) for (int c = 0; c < 4; c++) { int x = 1 + r * 4 + c; if (A[r][c] != x && x != 16) return false; } return true; } } class Entry { static void Main() { new Program().Solve(); } } class Reader { private static TextReader reader = Console.In; private static readonly char[] separator = { ' ' }; private static readonly StringSplitOptions op = StringSplitOptions.RemoveEmptyEntries; private static string[] A = new string[0]; private static int i; private static void Init() { A = new string[0]; } public static void Set(TextReader r) { reader = r; Init(); } public static void Set(string file) { reader = new StreamReader(file); Init(); } public static bool HasNext() { return CheckNext(); } public static string String() { return Next(); } public static int Int() { return int.Parse(Next()); } public static long Long() { return long.Parse(Next()); } public static double Double() { return double.Parse(Next()); } public static int[] IntLine() { return Array.ConvertAll(Split(Line()), int.Parse); } public static int[] IntArray(int N) { return Enu.Range(0, N).Select(i => Int()).ToArray(); } public static int[][] IntTable(int H) { return Enu.Range(0, H).Select(i => IntLine()).ToArray(); } public static string[] StringArray(int N) { return Enu.Range(0, N).Select(i => Line()).ToArray(); } public static string Line() { return reader.ReadLine().Trim(); } private static string[] Split(string s) { return s.Split(separator, op); } private static string Next() { CheckNext(); return A[i++]; } private static bool CheckNext() { if (i < A.Length) return true; string line = reader.ReadLine(); if (line == null) return false; if (line == "") return CheckNext(); A = Split(line); i = 0; return true; } }