結果
問題 | No.226 0-1パズル |
ユーザー |
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提出日時 | 2015-06-13 00:50:07 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 33 ms / 5,000 ms |
コード長 | 3,599 bytes |
コンパイル時間 | 1,017 ms |
コンパイル使用メモリ | 110,848 KB |
実行使用メモリ | 20,864 KB |
最終ジャッジ日時 | 2024-07-26 14:23:40 |
合計ジャッジ時間 | 2,453 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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ファイルパターン | 結果 |
---|---|
other | AC * 22 |
コンパイルメッセージ
Microsoft (R) Visual C# Compiler version 3.9.0-6.21124.20 (db94f4cc) Copyright (C) Microsoft Corporation. All rights reserved.
ソースコード
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 Mod = (int)1e9 + 7;void Add(ref int a, int b) { if ((a += b) >= Mod) a -= Mod; }public void Solve(){int H = Reader.Int(), W = Reader.Int();var grid = Reader.StringArray(H);int ans = (DP(grid) + DP(Rotate(grid))) % Mod;ans = (ans + Mod - CheckerdPattern(grid)) % Mod;Console.WriteLine(ans);}int DP(string[] grid){// grid[r][c] ^ 1 == grid[r + 1][c]int H = grid.Length, W = grid[0].Length;int[] count = new int[W];for (int c = 0; c < W; c++)for (int top = 0; top < 2; top++){bool ok = true;for (int r = 0; r < H; r++)if (grid[r][c] != '?' && grid[r][c] - '0' != (top + r) % 2) ok = false;if (ok) count[c]++;}int res = 1;foreach (int x in count) res = res * x % Mod;return res;}int CheckerdPattern(string[] grid){int[] pattern = { 1, 1 };for (int r = 0; r < grid.Length; r++)for (int c = 0; c < grid[0].Length; c++)if (grid[r][c] != '?'){if (grid[r][c] - '0' != (r + c) % 2) pattern[0] = 0;if (grid[r][c] - '0' != (1 + r + c) % 2) pattern[1] = 0;}return pattern.Sum();}string[] Rotate(string[] a){int H = a.Length, W = a[0].Length;var rotated = new string[W];for (int c = 0; c < W; c++)for (int r = 0; r < H; r++)rotated[c] += a[r][c];return rotated;}}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;}}