#23551 (C#(csc)) No.50 おもちゃ箱

• 問題: No.50 おもちゃ箱
• ユーザー: 紙ぺーぱー
• 提出日時: 2015-04-29 23:47:33
• 言語: C#(csc) (csc 3.9.0)
• 結果: AC
• 実行時間: 306 ms / 5,000 ms
• コード長: 5,350 bytes
• コンパイル時間: 3,941 ms
• コンパイル使用メモリ: 115,304 KB
• 実行使用メモリ: 18,048 KB
• 最終ジャッジ日時: 2024-06-25 20:55:43
• 合計ジャッジ時間: 4,665 ms
• ジャッジサーバーID （参考情報）: judge5 / judge3

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	21 ms; 17,792 KB
testcase_01	AC	113 ms; 17,792 KB
testcase_02	AC	22 ms; 17,792 KB
testcase_03	AC	22 ms; 17,792 KB
testcase_04	AC	22 ms; 17,664 KB
testcase_05	AC	306 ms; 18,048 KB
testcase_06	AC	29 ms; 17,920 KB
testcase_07	AC	21 ms; 17,792 KB
testcase_08	AC	22 ms; 18,048 KB
testcase_09	AC	21 ms; 17,792 KB
testcase_10	AC	21 ms; 17,920 KB
testcase_11	AC	21 ms; 17,664 KB
testcase_12	AC	21 ms; 17,536 KB
testcase_13	AC	21 ms; 17,920 KB
testcase_14	AC	22 ms; 17,664 KB
testcase_15	AC	22 ms; 17,792 KB
testcase_16	AC	22 ms; 17,536 KB
testcase_17	AC	30 ms; 17,408 KB
testcase_18	AC	24 ms; 18,048 KB
testcase_19	AC	65 ms; 17,536 KB
testcase_20	AC	22 ms; 17,792 KB
testcase_21	AC	26 ms; 17,792 KB
testcase_22	AC	39 ms; 17,792 KB
testcase_23	AC	22 ms; 17,536 KB
testcase_24	AC	22 ms; 17,664 KB
testcase_25	AC	21 ms; 17,792 KB
testcase_26	AC	21 ms; 17,664 KB
testcase_27	AC	33 ms; 17,664 KB
testcase_28	AC	117 ms; 17,664 KB
testcase_29	AC	117 ms; 17,920 KB
testcase_30	AC	38 ms; 18,048 KB
testcase_31	AC	21 ms; 17,792 KB
testcase_32	AC	95 ms; 17,536 KB
testcase_33	AC	100 ms; 17,536 KB
testcase_34	AC	108 ms; 17,664 KB
testcase_35	AC	118 ms; 17,792 KB
testcase_36	AC	101 ms; 17,920 KB
testcase_37	AC	107 ms; 17,536 KB
testcase_38	AC	77 ms; 17,920 KB
testcase_39	AC	156 ms; 17,664 KB
testcase_40	AC	135 ms; 17,920 KB
testcase_41	AC	119 ms; 17,536 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 System.Numerics;

using Point = System.Numerics.Complex;

namespace Program
{
    public class Solver
    {
        public void Solve()
        {
            var n = sc.Integer();
            var a = sc.Integer(n);
            var m = sc.Integer();
            var b = sc.Integer(m);
            var dp = new bool[m, 1 << n];
            for (int i = 0; i < m; i++)
            {
                for (int j = 0; j < 1 << n; j++)
                {
                    var sum = 0;
                    for (int k = 0; k < n; k++)
                        if ((j >> k & 1) == 1) sum += a[k];
                    if (sum <= b[i])
                        dp[i, j] = true;
                }
            }
            var dp2 = new bool[m + 1, 1 << n];
            dp2[0, 0] = true;
            for (int i = 0; i < m; i++)
            {
                for (int j = i; j >= 0; j--)
                {
                    for (int k = 0; k < 1 << n; k++)
                    {
                        if (!dp2[j, k])
                            continue;
                        for (int l = 0; l < 1 << n; l++)
                        {
                            if (dp[i, l])
                                dp2[j + 1, l | k] |= true;
                        }
                    }
                }

            }
            for (int i = 0; i <= m; i++)
                if (dp2[i, (1 << n) - 1])
                {
                    IO.Printer.Out.WriteLine(i);
                    return;
                }
            IO.Printer.Out.WriteLine(-1);
        }
        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 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, IEnumerable<T> source) { base.Write(format, source.OfType<object>().ToArray()); }
        public void WriteLine<T>(string format, IEnumerable<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); 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 Long()
        {
            if (isEof) return long.MinValue;
            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 int Integer() { return (isEof) ? int.MinValue : (int)Long(); }
        public double Double() { return double.Parse(Scan(), CultureInfo.InvariantCulture); }
        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); }
    }
}
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