結果

問題 No.443 GCD of Permutation
ユーザー 紙ぺーぱー紙ぺーぱー
提出日時 2016-11-11 23:00:07
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 142 ms / 1,000 ms
コード長 5,817 bytes
コンパイル時間 1,007 ms
コンパイル使用メモリ 120,384 KB
実行使用メモリ 33,540 KB
最終ジャッジ日時 2024-04-22 01:06:29
合計ジャッジ時間 3,392 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge2
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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 30 ms
25,184 KB
testcase_01 AC 22 ms
24,320 KB
testcase_02 AC 30 ms
27,000 KB
testcase_03 AC 30 ms
23,348 KB
testcase_04 AC 31 ms
25,316 KB
testcase_05 AC 23 ms
24,292 KB
testcase_06 AC 30 ms
27,392 KB
testcase_07 AC 31 ms
25,184 KB
testcase_08 AC 30 ms
25,340 KB
testcase_09 AC 30 ms
25,312 KB
testcase_10 AC 29 ms
25,316 KB
testcase_11 AC 30 ms
23,404 KB
testcase_12 AC 30 ms
25,312 KB
testcase_13 AC 30 ms
25,320 KB
testcase_14 AC 23 ms
24,256 KB
testcase_15 AC 40 ms
31,408 KB
testcase_16 AC 33 ms
27,276 KB
testcase_17 AC 34 ms
27,160 KB
testcase_18 AC 79 ms
31,500 KB
testcase_19 AC 44 ms
29,472 KB
testcase_20 AC 117 ms
29,328 KB
testcase_21 AC 57 ms
31,420 KB
testcase_22 AC 32 ms
23,472 KB
testcase_23 AC 32 ms
25,440 KB
testcase_24 AC 30 ms
25,308 KB
testcase_25 AC 81 ms
33,540 KB
testcase_26 AC 72 ms
31,616 KB
testcase_27 AC 44 ms
31,580 KB
testcase_28 AC 86 ms
29,584 KB
testcase_29 AC 88 ms
31,644 KB
testcase_30 AC 87 ms
31,632 KB
testcase_31 AC 142 ms
31,496 KB
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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.Linq;
using System.Linq.Expressions;
using System.Collections.Generic;
using Debug = System.Diagnostics.Debug;
using StringBuilder = System.Text.StringBuilder;
using System.Numerics;
using Number = System.Numerics.BigInteger;
namespace Program
{
    public class Solver
    {
        public void Solve()
        {
            var s = sc.Scan();
            for (int i = 0; i < 10; i++)
                if (s.All(x => x - i == '0'))
                {
                    IO.Printer.Out.WriteLine(s);
                    return;
                }
            var n = s.Length;
            var f = new bool[10];
            foreach (var x in s)
                f[x - '0'] = true;
            var ans = BigInteger.Parse(s);
            for (int i = 0; i < 10; i++)
                for (int j = 0; j < 10; j++)
                    for (int k = 1; k < n; k++)
                    {
                        if (!f[i] | !f[j]) continue;
                        var x = i * 10 + j;
                        var y = j * 10 + i;
                        if (ans == -1) ans = y - x;
                        else ans = MathEx.GCD(ans, y - x);
                    }
            IO.Printer.Out.WriteLine(ans);

        }


        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 main
static 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 Ex
namespace 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

#region gcd,lcm
static public partial class MathEx
{

    static public Number GCD(Number n, Number m)
    {
        bool f = true;
        for (; n != 0 && m != 0; f ^= true)
        {
            if (f)
                m %= n;
            else n %= m;
        }
        return n == 0 ? m : n;
    }
    static public Number LCM(Number n, Number m)
    {
        return (n / GCD(n, m)) * m;
    }
    static public Number GCD(params Number[] a)
    {
        var gcd = a[0];
        foreach (var x in a)
            gcd = GCD(gcd, x);
        return gcd;
    }

}
#endregion
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