結果

問題 No.610 区間賞(Section Award)
ユーザー くれちー
提出日時 2017-12-10 00:12:32
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 104 ms / 2,000 ms
コード長 14,989 bytes
コンパイル時間 1,404 ms
コンパイル使用メモリ 118,144 KB
実行使用メモリ 25,472 KB
最終ジャッジ日時 2024-11-30 05:46:36
合計ジャッジ時間 5,012 ms
ジャッジサーバーID
（参考情報） 		judge5 / judge2
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 50
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 #
プレゼンテーションモードにする

using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Numerics;
using System.Text;
using static System.Math;
using static Extensions;
using static MathExtensions;
public static class Program
{
    public static void Solve()
    {
        var n = I;
        var a = Repeat(n, () => I).ToArray();
        var b = Repeat(n, () => I).ToArray();
        var ai = new Dictionary<int, int>(n);
        Repeat(n, i => { ai[a[i]] = i; });
        var pi = -1;
        var ans = new List<int>(n);
        Repeat(n, i => { if (ai[b[i]] > pi) ans.Add(a[pi = ai[b[i]]]); });
        ans.Sort();
        ans.ForEach(Console.WriteLine);
    }
    #region Scanners
    static Scanner _scanner;
    static char C => _scanner.NextChar();
    static string S => _scanner.NextString();
    static int I => _scanner.NextInt();
    static long L => _scanner.NextLong();
    static BigInteger B => _scanner.NextBigInteger();
    static double D => _scanner.NextDouble();
    static decimal M => _scanner.NextDecimal();
    #endregion
    public static void Main()
    {
        var sw = new StreamWriter(Console.OpenStandardOutput());
        sw.NewLine = "\n";
#if DEBUG
        sw.AutoFlush = true;
#else
        sw.AutoFlush = false;
#endif
        Console.SetOut(sw);
        _scanner = new Scanner(Console.OpenStandardInput());
        Solve();
        Console.Out.Flush();
    }
}
public static partial class Extensions
{
}
#region Library
public class Scanner
{
    private readonly Stream _stream;
    private const int _bufferSize = 1024;
    private readonly byte[] _buf = new byte[_bufferSize];
    private int _len, _ptr;
    public Scanner(Stream stream)
    {
        _stream = stream;
    }
    public byte ReadByte()
    {
        if (_ptr >= _len)
        {
            _len = _stream.Read(_buf, 0, _bufferSize);
            _ptr = 0;
        }
        return _buf[_ptr++];
    }
    public char ReadChar() => (char)ReadByte();
    public string ReadLine()
    {
        var r = new StringBuilder();
        if (_ptr == 0) r.Append(ReadChar());
        for (; _ptr < _len; _ptr++) r.Append((char)_buf[_ptr]);
        return r.ToString();
    }
    public char NextChar() => char.Parse(NextString());
    public string NextString()
    {
        var r = new StringBuilder();
        var b = ReadChar();
        while (b != ' ' && b != '\n')
        {
            r.Append(b);
            b = ReadChar();
        }
        return r.ToString();
    }
    public int NextInt() => (int)NextLong();
    public long NextLong()
    {
        var r = 0L;
        var b = ReadByte();
        var n = b == '-';
        if (n) b = ReadByte();
        while (b != ' ' && b != '\n')
        {
            r = r * 10 + b - '0';
            b = ReadByte();
        }
        return n ? -r : r;
    }
    public BigInteger NextBigInteger()
    {
        var r = new BigInteger();
        var b = ReadByte();
        var n = b == '-';
        if (n) b = ReadByte();
        while (b != ' ' && b != '\n')
        {
            r = r * 10 + b - '0';
            b = ReadByte();
        }
        return n ? -r : r;
    }
    public double NextDouble()
    {
        var i = 0L;
        var b = ReadByte();
        var n = b == '-';
        if (n) b = ReadByte();
        while (b != '.' && b != ' ' && b != '\n')
        {
            i = i * 10 + b - '0';
            b = ReadByte();
        }
        if (b != '.') return n ? -i : i;
        b = ReadByte();
        var f = 0L;
        var p = 0;
        while (b != ' ' && b != '\n')
        {
            f = f * 10 + b - '0';
            b = ReadByte();
            p++;
        }
        var r = i + (double)f / MathExtensions.Pow(10, p);
        return n ? -r : r;
    }
    public decimal NextDecimal() => decimal.Parse(NextString());
    public T Next<T>(Converter<string, T> parser) => parser(NextString());
}
public class Monoid<T>
{
    public Monoid(T unit, Func<T, T, T> append)
    {
        this.Unit = unit;
        this.Append = append;
    }
    public T Unit { get; }
    public Func<T, T, T> Append { get; }
}
public static class Monoid
{
    public static Monoid<T> Create<T>(T unit, Func<T, T, T> append) => new Monoid<T>(unit, append);
    public static readonly Monoid<int> Min_Int32 = new Monoid<int>(int.MaxValue, Min);
    public static readonly Monoid<int> Max_Int32 = new Monoid<int>(int.MinValue, Max);
    public static readonly Monoid<long> Min_Int64 = new Monoid<long>(long.MaxValue, Min);
    public static readonly Monoid<long> Max_Int64 = new Monoid<long>(long.MinValue, Max);
}
public class SegmentTree<T> : IReadOnlyList<T>
{
    private readonly T[] _tree;
    private readonly int _size;
    public SegmentTree(int length, Monoid<T> monoid)
    {
        if (length > (int.MaxValue >> 1) + 1) throw new ArgumentException();
        _size = 1;
        while (_size < length) _size <<= 1;
        _tree = Enumerable.Repeat(monoid.Unit, _size << 1).ToArray();
        this.Monoid = monoid;
        this.Length = length;
    }
    public SegmentTree(IList<T> collection, Monoid<T> monoid)
    {
        if (collection.Count > (int.MaxValue >> 1) + 1) throw new ArgumentException();
        _size = 1;
        while (_size < collection.Count) _size <<= 1;
        _tree = new T[_size << 1];
        for (var i = 0; i < _size; i++)
            _tree[i + _size] = i < collection.Count ? collection[i] : monoid.Unit;
        for (var i = _size - 1; i > 0; i--)
            _tree[i] = monoid.Append(_tree[i << 1], _tree[(i << 1) + 1]);
        this.Monoid = monoid;
        this.Length = collection.Count;
    }
    public Monoid<T> Monoid { get; }
    public int Length { get; }
    int IReadOnlyCollection<T>.Count => this.Length;
    public T this[int i]
    {
        get => _tree[i + _size];
        set
        {
            _tree[i += _size] = value;
            for (i >>= 1; i > 0; i >>= 1)
                _tree[i] = this.Monoid.Append(_tree[i << 1], _tree[(i << 1) + 1]);
        }
    }
    public T this[int l, int r]
    {
        get
        {
            var lacc = this.Monoid.Unit;
            var racc = this.Monoid.Unit;
            for (l += _size, r += _size + 1; l < r; l >>= 1, r >>= 1)
            {
                if ((l & 1) != 0) lacc = this.Monoid.Append(lacc, _tree[l++]);
                if ((r & 1) != 0) racc = this.Monoid.Append(_tree[--r], racc);
            }
            return this.Monoid.Append(lacc, racc);
        }
    }
    public IEnumerator<T> GetEnumerator()
    {
        for (var i = 0; i < this.Length; i++) yield return this[i];
    }
    IEnumerator IEnumerable.GetEnumerator() => this.GetEnumerator();
}
public struct ModInt32 : IEquatable<ModInt32>
{
    private long _value;
    public ModInt32(long value, int mod = 1000000007)
    {
        _value = value % mod;
        this.Mod = mod;
    }
    public int Value => (int)_value;
    public int Mod { get; private set; }
    public static ModInt32 operator +(ModInt32 value) => value;
    public static ModInt32 operator -(ModInt32 value)
    {
        if (value._value == 0) return value;
        var r = new ModInt32 { _value = value.Mod - value._value, Mod = value.Mod };
        return r;
    }
    public static ModInt32 operator +(long left, ModInt32 right)
        => new ModInt32(left, right.Mod) + right;
    public static ModInt32 operator +(ModInt32 left, long right)
        => left + new ModInt32(right, left.Mod);
    public static ModInt32 operator +(ModInt32 left, ModInt32 right)
    {
        var r = new ModInt32 { _value = left._value + right._value, Mod = left.Mod };
        if (r._value > r.Mod) r._value -= r.Mod;
        return r;
    }
    public static ModInt32 operator -(long left, ModInt32 right)
        => new ModInt32(left, right.Mod) - right;
    public static ModInt32 operator -(ModInt32 left, long right)
        => left - new ModInt32(right, left.Mod);
    public static ModInt32 operator -(ModInt32 left, ModInt32 right)
    {
        var r = new ModInt32 { _value = left._value - right._value, Mod = left.Mod };
        if (r._value < 0) r._value += r.Mod;
        return left;
    }
    public static ModInt32 operator *(long left, ModInt32 right)
        => new ModInt32(left, right.Mod) * right;
    public static ModInt32 operator *(ModInt32 left, long right)
        => left * new ModInt32(right, left.Mod);
    public static ModInt32 operator *(ModInt32 left, ModInt32 right)
        => new ModInt32(left._value * right._value);
    public bool Equals(ModInt32 other)
        => _value == other._value && this.Mod == other.Mod;
    public override bool Equals(object obj)
        => obj is ModInt32 other ? this.Equals(other) : false;
    public override int GetHashCode() => _value.GetHashCode() ^ this.Mod;
    public override string ToString() => _value.ToString();
}
[DebuggerStepThrough]
public static partial class Extensions
{
    public static void Assert(bool condition)
    {
        if (!condition) throw new Exception("Assertion failed");
    }
    public static string AsString(this IEnumerable<char> source) => new string(source.ToArray());
    public static void ForEach<T>(this IEnumerable<T> source, Action<T> action)
    {
        foreach (var item in source) action(item);
    }
    public static void ForEach<T, _>(this IEnumerable<T> source, Func<T, _> func)
    {
        foreach (var item in source) func(item);
    }
    public static void ForEach<T>(this IEnumerable<T> source, Action<T, int> action)
    {
        var i = 0;
        foreach (var item in source) action(item, i++);
    }
    public static void ForEach<T, _>(this IEnumerable<T> source, Func<T, int, _> func)
    {
        var i = 0;
        foreach (var item in source) func(item, i++);
    }
    public static T Iterate<T>(int count, T seed, Func<T, T> func)
    {
        var r = seed;
        for (var i = 0; i < count; i++) r = func(r);
        return r;
    }
    public static void Repeat(int count, Action action)
    {
        for (var i = 0; i < count; i++) action();
    }
    public static void Repeat(int count, Action<int> action)
    {
        for (var i = 0; i < count; i++) action(i);
    }
    public static IEnumerable<T> Repeat<T>(Func<T> func)
    {
        for (var i = 0; ; i++) yield return func();
    }
    public static IEnumerable<T> Repeat<T>(int count, Func<T> func)
    {
        for (var i = 0; i < count; i++) yield return func();
    }
    public static IEnumerable<T> Repeat<T>(Func<int, T> func)
    {
        for (var i = 0; ; i++) yield return func(i);
    }
    public static IEnumerable<T> Repeat<T>(int count, Func<int, T> func)
    {
        for (var i = 0; i < count; i++) yield return func(i);
    }
    public static void Swap<T>(ref T x, ref T y)
    {
        var tmp = x; x = y; y = tmp;
    }
    public static (T1[], T2[]) Unzip<T1, T2>(this ICollection<(T1, T2)> source)
    {
        var ts1 = new T1[source.Count];
        var ts2 = new T2[source.Count];
        var i = 0;
        foreach (var (t1, t2) in source) { ts1[i] = t1; ts2[i] = t2; i++; }
        return (ts1, ts2);
    }
    public static (T1[], T2[], T3[]) Unzip<T1, T2, T3>(this ICollection<(T1, T2, T3)> source)
    {
        var ts1 = new T1[source.Count];
        var ts2 = new T2[source.Count];
        var ts3 = new T3[source.Count];
        var i = 0;
        foreach (var (t1, t2, t3) in source) { ts1[i] = t1; ts2[i] = t2; ts3[i] = t3; i++; }
        return (ts1, ts2, ts3);
    }
    public static (T1[], T2[], T3[], T4[]) Unzip<T1, T2, T3, T4>(this ICollection<(T1, T2, T3, T4)> source)
    {
        var ts1 = new T1[source.Count];
        var ts2 = new T2[source.Count];
        var ts3 = new T3[source.Count];
        var ts4 = new T4[source.Count];
        var i = 0;
        foreach (var (t1, t2, t3, t4) in source) { ts1[i] = t1; ts2[i] = t2; ts3[i] = t3; ts4[i] = t4; i++; }
        return (ts1, ts2, ts3, ts4);
    }
    public static IEnumerable<T> Zip<T1, T2, T3, T>(this IEnumerable<T1> first, IEnumerable<T2> second, IEnumerable<T3> thrid, Func<T1, T2, T3, T> 
        resultSelector)
    {
        using (var e1 = first.GetEnumerator())
        using (var e2 = second.GetEnumerator())
        using (var e3 = thrid.GetEnumerator())
        {
            while (e1.MoveNext() && e2.MoveNext() && e3.MoveNext())
                yield return resultSelector(e1.Current, e2.Current, e3.Current);
        }
    }
    public static IEnumerable<T> Zip<T1, T2, T3, T4, T>(this IEnumerable<T1> first, IEnumerable<T2> second, IEnumerable<T3> thrid, IEnumerable<T4> 
        fourth, Func<T1, T2, T3, T4, T> resultSelector)
    {
        using (var e1 = first.GetEnumerator())
        using (var e2 = second.GetEnumerator())
        using (var e3 = thrid.GetEnumerator())
        using (var e4 = fourth.GetEnumerator())
        {
            while (e1.MoveNext() && e2.MoveNext() && e3.MoveNext() && e4.MoveNext())
                yield return resultSelector(e1.Current, e2.Current, e3.Current, e4.Current);
        }
    }
}
[DebuggerStepThrough]
public static class MathExtensions
{
    public static int Gcd(int left, int right)
    {
        int r;
        while ((r = left % right) != 0) { left = right; right = r; }
        return right;
    }
    public static long Gcd(long left, long right)
    {
        long r;
        while ((r = left % right) != 0L) { left = right; right = r; }
        return right;
    }
    public static BigInteger Gcd(BigInteger left, BigInteger right)
        => BigInteger.GreatestCommonDivisor(left, right);
    public static int HighestOneBit(int x)
    {
        x |= x >> 01;
        x |= x >> 02;
        x |= x >> 04;
        x |= x >> 08;
        x |= x >> 16;
        return x - (x >> 1);
    }
    public static long HighestOneBit(long x)
    {
        x |= x >> 01;
        x |= x >> 02;
        x |= x >> 04;
        x |= x >> 08;
        x |= x >> 16;
        x |= x >> 32;
        return x - (x >> 1);
    }
    public static int Lcm(int left, int right) => left / Gcd(left, right) * right;
    public static long Lcm(long left, long right) => left / Gcd(left, right) * right;
    public static BigInteger Lcm(BigInteger left, BigInteger right)
        => left / Gcd(left, right) * right;
    public static int Pow(int value, int exponent)
    {
        var r = 1;
        while (exponent > 0)
        {
            if ((exponent & 1) == 1) r *= value;
            value *= value;
            exponent >>= 1;
        }
        return r;
    }
    public static long Pow(long value, int exponent)
    {
        var r = 1L;
        while (exponent > 0)
        {
            if ((exponent & 1) == 1) r *= value;
            value *= value;
            exponent >>= 1;
        }
        return r;
    }
    public static long Fact(int value)
    {
        var r = 1L;
        for (var i = 2; i <= value; i++) r *= i;
        return r;
    }
}
#endregion
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