#114216 (C#(csc)) No.401 数字の渦巻き

• 問題: No.401 数字の渦巻き
• ユーザー: rtomp
• 提出日時: 2016-09-01 11:44:24
• 言語: C#(csc) (csc 3.9.0)
• 結果: AC
• 実行時間: 26 ms / 2,000 ms
• コード長: 3,206 bytes
• コンパイル時間: 4,132 ms
• コンパイル使用メモリ: 108,196 KB
• 実行使用メモリ: 18,304 KB
• 最終ジャッジ日時: 2024-11-15 16:33:48
• 合計ジャッジ時間: 3,821 ms
• ジャッジサーバーID （参考情報）: judge3 / judge5

ファイルパターン	結果
other	AC * 30

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

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using System;
using System.Collections.Generic;
using System.IO;
 
public class Test
{
    public static void Solve()
    {
        int N = MyConsole.Int();
 
        int[,] Display = new int[N, N];
 
        // 一行目だけ先行処理
        for (int i = 0 ; i < N ; i++) Display[0, i] = (i + 1);
 
        int PERIOD = N * N;
 
        int Row = 0;
        int Col = N - 1;
 
        bool ptrSwitch = true;
        int moveCount = N - 1;
 
        for (int all = N + 1 ; all <= PERIOD ; )
        {
            int cnt = 0;
 
            if (ptrSwitch == true)
            {
                // ↓
                for ( ; cnt < moveCount ; cnt++)
                {
                    Row++; 
                    Display[Row, Col] = all++;
                }
 
                // ←
                for (cnt = 0 ; cnt < moveCount ; cnt++)
                {
                    Col--; 
                    Display[Row, Col] = all++;
                }
            }
            else
            {
                 // ↑
                for ( ; cnt < moveCount ; cnt++)
                {
                    Row--; 
                    Display[Row, Col] = all++;
                }
 
                // →
                for (cnt = 0 ; cnt < moveCount ; cnt++)
                {
                    Col++; 
                    Display[Row, Col] = all++;
                }
            }
 
            // 進む回数をデクリメント
            moveCount--;
            // パターンフラグをひっくり返す
            ptrSwitch = !ptrSwitch;
        }
 
        // 排出
        for (Row = 0 ; Row < N ; Row++)
        {
            string line = null;
 
            for (Col = 0 ; Col < N ; Col++)
                line += Display[Row, Col].ToString("000 ");
 
            Console.WriteLine( line.Trim() );
        }
    }
 
    public static void Main()
    {
        MyConsole.Read(); Solve(); MyConsole.Finish();
    }
}
 
public static class MyConsole
{
    private static List<string> ReadedLine = new List<string>();
    private static char[] buf = new char[1024];
    private static int i;
 
    public static void Read()
    {
        TextReader sr = Console.In;
 
        int Len = sr.Read( buf, 0, 1024 );
        var Line = string.Empty;
 
        for (int i = 0 ; i < Len ; i++)
        {
            if (buf[i] >= 33 && buf[i] <= 126)
            {
                Line += buf[i];
            }
            else if (Line.Length > 0)
            {
                ReadedLine.Add( Line );
                Line = string.Empty;
            }
 
        }
        if (Line.Length > 0) ReadedLine.Add( Line );
 
        Console.SetOut( new StreamWriter( Console.OpenStandardOutput() ) { AutoFlush = false } );
    }
 
    public static string String() { return ReadedLine[i++]; }
    public static int Int() { return int.Parse( ReadedLine[i++] ); }
    public static long Long() { return long.Parse( ReadedLine[i++] ); }
    public static double Double() { return double.Parse( ReadedLine[i++] ); }
 
    public static void wLine( string output = null )
    {
        Console.WriteLine( output );
    }
 
    public static void Finish()
    {
        Console.Out.Flush();
    }
}
 
 
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