結果

問題 No.1020 Reverse
ユーザー mnznmnzn
提出日時 2020-04-11 03:36:35
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 31 ms / 2,000 ms
コード長 4,519 bytes
コンパイル時間 2,562 ms
コンパイル使用メモリ 112,260 KB
実行使用メモリ 26,820 KB
最終ジャッジ日時 2024-09-17 06:01:01
合計ジャッジ時間 3,883 ms
ジャッジサーバーID
（参考情報） 		judge6 / judge2
このコードへのチャレンジ
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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 26 ms
26,040 KB
testcase_01 AC 26 ms
23,876 KB
testcase_02 AC 26 ms
23,740 KB
testcase_03 AC 26 ms
25,880 KB
testcase_04 AC 27 ms
23,968 KB
testcase_05 AC 26 ms
25,872 KB
testcase_06 AC 26 ms
25,880 KB
testcase_07 AC 29 ms
26,820 KB
testcase_08 AC 29 ms
24,756 KB
testcase_09 AC 29 ms
26,792 KB
testcase_10 AC 30 ms
24,856 KB
testcase_11 AC 29 ms
24,608 KB
testcase_12 AC 31 ms
24,600 KB
testcase_13 AC 30 ms
24,692 KB
testcase_14 AC 30 ms
26,780 KB
testcase_15 AC 29 ms
22,628 KB
testcase_16 AC 30 ms
24,560 KB
testcase_17 AC 29 ms
22,908 KB
権限があれば一括ダウンロードができます
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

diff # 

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;

class Program
{
    static void Main(string[] args)
    {
        var N = sc.ReadInt();
        var K = sc.ReadInt();
        var S = sc.ReadStr();
        var list = new char[N];
        var asc = (N - K) % 2 == 1;

        for (int i = 0; i < N - K + 1; i++)
        {
            list[i] = S[i + K - 1];
        }
        if (asc)
        {
            var index = 0;
            for (int i = N - K + 1; i < N; i++)
            {
                list[i] = S[index++];
            }
        }
        else
        {
            var index = 0;
            for (int i = N - 1; i >= N - K + 1; i--)
            {
                list[i] = S[index++];
            }
        }

        var ans = new string(list);
        Console.WriteLine(ans);
    }
    static Scanner sc = new Scanner();
}
class Scanner
{
    string[] S = new string[0];
    int Index = 0;
    char[] Separators = new char[] { ' ' };

    public string Next()
    {
        if (this.Index < this.S.Length) return this.S[this.Index++];
        var line = "";
        while (line == "") line = Console.ReadLine();
        this.S = line.Split(this.Separators, StringSplitOptions.RemoveEmptyEntries);
        if (this.S.Length == 0) return this.Next();
        this.Index = 0;
        return this.S[this.Index++];
    }
    public string ReadStr()
    {
        return this.Next();
    }
    public char ReadChar()
    {
        return this.Next()[0];
    }
    public int ReadInt()
    {
        return int.Parse(this.Next());
    }
    public uint ReadUInt()
    {
        return uint.Parse(this.Next());
    }
    public long ReadLong()
    {
        return long.Parse(this.Next());
    }
    public double ReadDouble()
    {
        return double.Parse(this.Next());
    }
    public Tuple<int, int> ReadTup(int add = 0)
    {
        return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add);
    }
    public Tuple<long, long> ReadTupLong(int add = 0)
    {
        return Tuple.Create(this.ReadLong() + add, this.ReadLong() + add);
    }
    public Tuple<int, int, int> ReadTup3(int add = 0)
    {
        return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add);
    }
    public Tuple<int, int, int, int> ReadTup4(int add = 0)
    {
        return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add);
    }
    public int[] ReadIntArray(int n)
    {
        var array = new int[n];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = this.ReadInt();
        }
        return array;
    }
    public long[] ReadLongArray(int n)
    {
        var array = new long[n];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = this.ReadLong();
        }
        return array;
    }
    public double[] ReadDoubleArray(int n)
    {
        var array = new double[n];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = this.ReadDouble();
        }
        return array;
    }
    public char[] ReadCharArray(int n)
    {
        var array = new char[n];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = this.ReadChar();
        }
        return array;
    }
    public string[] ReadStrArray(int n)
    {
        var array = new string[n];
        for (int i = 0; i < array.Length; i++)
        {
            array[i] = this.ReadStr();
        }
        return array;
    }
    public Tuple<long, long>[] ReadTupLongArray(int n, int add = 0)
    {
        var array = new Tuple<long, long>[n];
        for (int i = 0; i < n; i++)
        {
            array[i] = this.ReadTupLong(add);
        }
        return array;
    }
    public Tuple<int, int>[] ReadTupArray(int n, int add = 0)
    {
        var array = new Tuple<int, int>[n];
        for (int i = 0; i < n; i++)
        {
            array[i] = this.ReadTup(add);
        }
        return array;
    }
    public Tuple<int, int, int>[] ReadTup3Array(int n, int add = 0)
    {
        var array = new Tuple<int, int, int>[n];
        for (int i = 0; i < n; i++)
        {
            array[i] = this.ReadTup3(add);
        }
        return array;
    }
    public Tuple<int, int, int, int>[] ReadTup4Array(int n, int add = 0)
    {
        var array = new Tuple<int, int, int, int>[n];
        for (int i = 0; i < n; i++)
        {
            array[i] = this.ReadTup4(add);
        }
        return array;
    }
}
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