結果
問題 | No.506 限られたジャパリまん |
ユーザー | 紙ぺーぱー |
提出日時 | 2017-04-21 23:10:01 |
言語 | C#(csc) (csc 3.9.0) |
結果 |
AC
|
実行時間 | 194 ms / 2,000 ms |
コード長 | 7,142 bytes |
コンパイル時間 | 976 ms |
コンパイル使用メモリ | 117,004 KB |
実行使用メモリ | 30,336 KB |
最終ジャッジ日時 | 2024-06-28 04:12:47 |
合計ジャッジ時間 | 3,187 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 25 ms
25,456 KB |
testcase_01 | AC | 25 ms
23,408 KB |
testcase_02 | AC | 25 ms
25,584 KB |
testcase_03 | AC | 24 ms
23,652 KB |
testcase_04 | AC | 29 ms
21,516 KB |
testcase_05 | AC | 28 ms
23,732 KB |
testcase_06 | AC | 26 ms
25,712 KB |
testcase_07 | AC | 26 ms
23,620 KB |
testcase_08 | AC | 194 ms
29,824 KB |
testcase_09 | AC | 96 ms
27,644 KB |
testcase_10 | AC | 27 ms
25,332 KB |
testcase_11 | AC | 184 ms
25,468 KB |
testcase_12 | AC | 121 ms
27,648 KB |
testcase_13 | AC | 25 ms
23,596 KB |
testcase_14 | AC | 26 ms
25,716 KB |
testcase_15 | AC | 25 ms
23,516 KB |
testcase_16 | AC | 160 ms
27,652 KB |
testcase_17 | AC | 30 ms
23,600 KB |
testcase_18 | AC | 31 ms
23,648 KB |
testcase_19 | AC | 43 ms
25,588 KB |
testcase_20 | AC | 68 ms
29,404 KB |
testcase_21 | AC | 37 ms
23,852 KB |
testcase_22 | AC | 77 ms
30,336 KB |
testcase_23 | AC | 56 ms
26,236 KB |
testcase_24 | AC | 28 ms
23,776 KB |
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.Linq;using System.Collections.Generic;using Debug = System.Diagnostics.Debug;using StringBuilder = System.Text.StringBuilder;using Number = System.Int64;namespace Program{public class Solver{public void Solve(){var h = sc.Integer();var w = sc.Integer();var k = sc.Integer();var kk = sc.Integer();var u = new int[k];var v = new int[k];var s = new string[k];var flag = new int[h + 1, w + 1];for (int i = 0; i <= h; i++)for (int j = 0; j <= w; j++)flag[i, j] = -1;var max = 0UL;var maxf = 0;for (int i = 0; i < k; i++){u[i] = sc.Integer();v[i] = sc.Integer();flag[u[i], v[i]] = i;s[i] = sc.Scan();}for (int i = 0; i < 1 << k; i++){var c = 0;for (int j = 0; j < k; j++)if ((i >> j & 1) == 1) c++;if (c != kk) continue;var dist = new int[h + 1, w + 1];for (int x = 0; x <= h; x++)for (int y = 0; y <= w; y++)dist[x, y] = 114514;var cnt = new ulong[h + 1, w + 1];dist[0, 0] = 0;cnt[0, 0] = 1;int[] dx = { 1, -1, 0, 0 };int[] dy = { 0, 0, 1, -1 };if (flag[0, 0] != -1 && (i >> flag[0, 0] & 1) == 0) continue;var q = new Queue<int>(); q.Enqueue(0);while (q.Count > 0){var p = q.Dequeue();var x = p / (w + 1);var y = p % (w + 1);if (x == h && y == w) break;//Debug.WriteLine("{0} {1}", x, y);for (int d = 0; d < 4; d++){var nx = x + dx[d];var ny = y + dy[d];if (nx < 0 || nx > h || ny < 0 || ny > w) continue;if (flag[nx, ny] != -1 && (i >> flag[nx, ny] & 1) == 0) continue;if (dist[nx, ny] > dist[x, y] + 1){dist[nx, ny] = dist[x, y] + 1;cnt[nx, ny] = cnt[x, y];q.Enqueue(nx * (w + 1) + ny);}else if (dist[nx, ny] == dist[x, y] + 1)cnt[nx, ny] += cnt[x, y];}}if (dist[h, w] == 114514) continue;if (dist[h, w] != h + w) continue;if (max < cnt[h, w]) { max = cnt[h, w]; maxf = i; }}Debug.WriteLine(max);IO.Printer.Out.WriteLine(max % 1000000007);for (int i = 0; i < k; i++)if ((maxf >> i & 1) == 1) IO.Printer.Out.WriteLine(s[i]);}public IO.StreamScanner sc = new IO.StreamScanner(Console.OpenStandardInput());static T[] Enumerate<T>(int n, Func<int, T> f) { var a = new T[n]; for (int i = 0; i < n; ++i) a[i] = f(i); return a; }static public void Swap<T>(ref T a, ref T b) { var tmp = a; a = b; b = tmp; }}}#region mainstatic class Ex{static public string AsString(this IEnumerable<char> ie) { return new string(System.Linq.Enumerable.ToArray(ie)); }static public string AsJoinedString<T>(this IEnumerable<T> ie, string st = " ") { return string.Join(st, ie); }static public void Main(){var solver = new Program.Solver();solver.Solve();Program.IO.Printer.Out.Flush();}}#endregion#region Exnamespace Program.IO{using System.IO;using System.Text;using System.Globalization;public class Printer: StreamWriter{static Printer() { Out = new Printer(Console.OpenStandardOutput()) { AutoFlush = false }; }public static Printer Out { get; set; }public override IFormatProvider FormatProvider { get { return CultureInfo.InvariantCulture; } }public Printer(System.IO.Stream stream) : base(stream, new UTF8Encoding(false, true)) { }public Printer(System.IO.Stream stream, Encoding encoding) : base(stream, encoding) { }public void Write<T>(string format, T[] source) { base.Write(format, source.OfType<object>().ToArray()); }public void WriteLine<T>(string format, T[] source) { base.WriteLine(format, source.OfType<object>().ToArray()); }}public class StreamScanner{public StreamScanner(Stream stream) { str = stream; }public readonly Stream str;private readonly byte[] buf = new byte[1024];private int len, ptr;public bool isEof = false;public bool IsEndOfStream { get { return isEof; } }private byte read(){if (isEof) return 0;if (ptr >= len) { ptr = 0; if ((len = str.Read(buf, 0, 1024)) <= 0) { isEof = true; return 0; } }return buf[ptr++];}public char Char() { byte b = 0; do b = read(); while ((b < 33 || 126 < b) && !isEof); return (char)b; }public string Scan(){var sb = new StringBuilder();for (var b = Char(); b >= 33 && b <= 126; b = (char)read())sb.Append(b);return sb.ToString();}public string ScanLine(){var sb = new StringBuilder();for (var b = Char(); b != '\n'; b = (char)read())if (b == 0) break;else if (b != '\r') sb.Append(b);return sb.ToString();}public long Long(){if (isEof) return long.MinValue;long ret = 0; byte b = 0; var ng = false;do b = read();while (b != 0 && b != '-' && (b < '0' || '9' < b));if (b == 0) return long.MinValue;if (b == '-') { ng = true; b = read(); }for (; true; b = read()){if (b < '0' || '9' < b)return ng ? -ret : ret;else ret = ret * 10 + b - '0';}}public int Integer() { return (isEof) ? int.MinValue : (int)Long(); }public double Double() { var s = Scan(); return s != "" ? double.Parse(s, CultureInfo.InvariantCulture) : double.NaN; }private T[] enumerate<T>(int n, Func<T> f){var a = new T[n];for (int i = 0; i < n; ++i) a[i] = f();return a;}public char[] Char(int n) { return enumerate(n, Char); }public string[] Scan(int n) { return enumerate(n, Scan); }public double[] Double(int n) { return enumerate(n, Double); }public int[] Integer(int n) { return enumerate(n, Integer); }public long[] Long(int n) { return enumerate(n, Long); }}}#endregion