結果

問題 No.2071 Shift and OR
ユーザー KumaTachiRenKumaTachiRen
提出日時 2022-09-16 21:28:22
言語 C#
(.NET 8.0.203)
結果
AC  
実行時間 94 ms / 2,000 ms
コード長 5,977 bytes
コンパイル時間 10,302 ms
コンパイル使用メモリ 168,128 KB
実行使用メモリ 184,764 KB
最終ジャッジ日時 2024-06-01 11:58:22
合計ジャッジ時間 14,078 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge4
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 49 ms
23,552 KB
testcase_01 AC 52 ms
23,552 KB
testcase_02 AC 59 ms
23,808 KB
testcase_03 AC 66 ms
23,808 KB
testcase_04 AC 61 ms
23,680 KB
testcase_05 AC 76 ms
23,936 KB
testcase_06 AC 62 ms
23,552 KB
testcase_07 AC 58 ms
23,552 KB
testcase_08 AC 62 ms
23,680 KB
testcase_09 AC 63 ms
23,928 KB
testcase_10 AC 62 ms
23,552 KB
testcase_11 AC 80 ms
24,064 KB
testcase_12 AC 80 ms
24,064 KB
testcase_13 AC 75 ms
23,936 KB
testcase_14 AC 46 ms
23,680 KB
testcase_15 AC 70 ms
23,900 KB
testcase_16 AC 70 ms
23,808 KB
testcase_17 AC 79 ms
24,292 KB
testcase_18 AC 53 ms
23,552 KB
testcase_19 AC 84 ms
24,320 KB
testcase_20 AC 83 ms
23,936 KB
testcase_21 AC 94 ms
24,320 KB
testcase_22 AC 87 ms
24,064 KB
testcase_23 AC 50 ms
24,448 KB
testcase_24 AC 44 ms
23,552 KB
testcase_25 AC 47 ms
23,808 KB
testcase_26 AC 47 ms
23,808 KB
testcase_27 AC 41 ms
22,912 KB
testcase_28 AC 49 ms
24,320 KB
testcase_29 AC 48 ms
24,576 KB
testcase_30 AC 66 ms
23,936 KB
testcase_31 AC 68 ms
24,064 KB
testcase_32 AC 67 ms
23,900 KB
testcase_33 AC 67 ms
23,808 KB
testcase_34 AC 67 ms
23,680 KB
testcase_35 AC 67 ms
23,680 KB
testcase_36 AC 66 ms
23,808 KB
testcase_37 AC 67 ms
23,680 KB
testcase_38 AC 67 ms
23,936 KB
testcase_39 AC 66 ms
184,764 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
  復元対象のプロジェクトを決定しています...
  /home/judge/data/code/main.csproj を復元しました (93 ms)。
MSBuild のバージョン 17.9.6+a4ecab324 (.NET)
  main -> /home/judge/data/code/bin/Release/net8.0/main.dll
  main -> /home/judge/data/code/bin/Release/net8.0/publish/

ソースコード

diff # 

using System.Diagnostics;
using System;
using System.Linq;
using System.Numerics;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Text;
using static Functions;

using N = System.Int64;

static class Program
{
    static public void Main(string[] args)
    {
        Console.SetOut(new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false });
        var solver = new Solver();
        solver.Solve();
        Console.Out.Flush();
    }
}

public class Solver
{
    public void Solve()
    {
        int n = ri;
        var a = new int[n];
        for (int i = 0; i < n; i++) a[i] = ri;

        if (n >= 16) Write((1 << 16) - 1);
        else
        {
            var f = new bool[n + 1, 1 << 16];
            f[0, 0] = true;
            for (int i = 0; i < n; i++)
            {
                for (int j = 0; j < (1 << 16); j++)
                {
                    int x = a[i];
                    for (int k = 0; k < 16; k++)
                    {
                        f[i + 1, j | x] |= f[i, j];
                        x = ((x & 1) << 15) | (x >> 1);
                    }
                }
            }
            for (int i = (1 << 16) - 1; i >= 0; i--)
            {
                if (f[n, i])
                {
                    Write(i);
                    break;
                }
            }
        }
    }



    const long inf = (long)1 << 60;
    int ri { get { return (int)sc.Integer(); } }
    long rl { get { return sc.Integer(); } }
    double rd { get { return sc.Double(); } }
    string rs { get { return sc.Scan(); } }
    public StreamScanner sc = new StreamScanner(Console.OpenStandardInput());

    void WriteJoin<T>(string s, T[] t) { Console.WriteLine(string.Join(s, t)); }
    void WriteJoin<T>(string s, List<T> t) { Console.WriteLine(string.Join(s, t)); }
    void Write<T>(T t) { Console.WriteLine(t.ToString()); }
    void Debug<T>(T t) { Console.WriteLine(t.ToString()); Console.Out.Flush(); }
    void YN(bool t) { Console.WriteLine(t ? "YES" : "NO"); }
    void Yn(bool t) { Console.WriteLine(t ? "Yes" : "No"); }
    void yn(bool t) { Console.WriteLine(t ? "yes" : "no"); }
}

public static class Functions
{
    public static int Popcount(long x)
    {
        x = x - ((x >> 1) & 0x5555555555555555);
        x = (x & 0x3333333333333333) + ((x >> 2) & 0x3333333333333333);
        x = (x + (x >> 4)) & 0x0f0f0f0f0f0f0f0f;
        x = x + (x >> 8);
        x = x + (x >> 16);
        x = x + (x >> 32);
        return (int)(x & 0x0000007f);
    }
    public static int Ctz(long x)
    {
        if (x == 0) return -1;
        return Popcount((x & -x) - 1);
    }
    public static int SafeMod(int x, int m)
    {
        int r = x % m;
        return r < 0 ? r + m : r;
    }
    public static long SafeMod(long x, long m)
    {
        long r = x % m;
        return r < 0 ? r + m : r;
    }
    public static long Floor(long a, long b) => a >= 0 ? a / b : (a + 1) / b - 1;
    public static long Ceil(long a, long b) => a > 0 ? (a - 1) / b + 1 : a / b;
    public static int Gcd(int a, int b) => b == 0 ? a : Gcd(b, a % b);
    public static long Gcd(long a, long b) => b == 0 ? a : Gcd(b, a % b);
    public static void Swap(ref int x, ref int y) { x ^= y; y ^= x; x ^= y; }
    public static void Swap(ref long x, ref long y) { x ^= y; y ^= x; x ^= y; }
    public static void Swap<T>(ref T x, ref T y) { T t = y; y = x; x = t; }
    public static void Chmin(ref int x, int y) => x = Math.Min(x, y);
    public static void Chmin(ref long x, long y) => x = Math.Min(x, y);
    public static void Chmin(ref double x, double y) => x = Math.Min(x, y);
    public static void Chmax(ref int x, int y) => x = Math.Max(x, y);
    public static void Chmax(ref long x, long y) => x = Math.Max(x, y);
    public static void Chmax(ref double x, double y) => x = Math.Max(x, y);
    public static int LowerBound<T, S>(in List<T> list, S val, Func<T, S, int> comp)
    {
        if (list.Count == 0) return -1;
        if (comp(list.Last(), val) <= 0) return list.Count;
        int l = 0, r = list.Count;
        while (l < r)
        {
            int x = (l + r) / 2;
            if (comp(list[x], val) < 0) l = x + 1;
            else r = x;
        }
        return l;
    }
    public static int UpperBound<T, S>(in List<T> list, S val, Func<T, S, int> comp)
    {
        if (list.Count == 0) return 0;
        if (comp(list.Last(), val) < 0) return list.Count;
        int l = 0, r = list.Count;
        while (l < r)
        {
            int x = (l + r) / 2;
            if (comp(list[x], val) <= 0) l = x + 1;
            else r = x;
        }
        return l;
    }
}


public class StreamScanner
{
    public StreamScanner(Stream stream) { str = stream; }
    private 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) throw new EndOfStreamException();
        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);
        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 long Integer()
    {
        long ret = 0; byte b = 0; var ng = false;
        do b = read();
        while (b != '-' && (b < '0' || '9' < b));
        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 double Double() { return double.Parse(Scan()); }
}
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