結果
| 問題 |
No.832 麻雀修行中
|
| コンテスト | |
| ユーザー |
EmKjp
|
| 提出日時 | 2019-05-24 22:05:01 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
AC
|
| 実行時間 | 30 ms / 2,000 ms |
| コード長 | 4,560 bytes |
| コンパイル時間 | 1,525 ms |
| コンパイル使用メモリ | 113,068 KB |
| 実行使用メモリ | 26,884 KB |
| 最終ジャッジ日時 | 2024-09-17 10:42:35 |
| 合計ジャッジ時間 | 2,767 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 6 |
| other | AC * 25 |
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.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
partial class Solver
{
bool CheckA(int[] hist, int count)
{
if (count == 2)
{
foreach (var h in hist)
{
if (h == 2) return true;
}
return false;
}
else
{
for (int index = 1; index <= 9; index++)
{
if (hist[index] == 0) continue;
if (hist[index] >= 3)
{
hist[index] -= 3;
if (CheckA(hist, count - 3))
{
hist[index] += 3;
return true;
}
hist[index] += 3;
}
if (index + 2 <= 9 && hist[index] > 0 && hist[index + 1] > 0 && hist[index + 2] > 0)
{
hist[index]--;
hist[index + 1]--;
hist[index + 2]--;
if (CheckA(hist, count - 3))
{
hist[index]++;
hist[index + 1]++;
hist[index + 2]++;
return true;
}
hist[index]++;
hist[index + 1]++;
hist[index + 2]++;
}
}
}
return false;
}
bool CheckB(int[] hist)
{
return hist.All(h => h == 0 || h == 2);
}
public void Run()
{
var S = ns();
var hist = new int[10];
foreach (var c in S)
{
hist[c - '0']++;
}
for (int d = 1; d <= 9; d++)
{
if (hist[d] == 4) continue;
hist[d]++;
if (CheckA(hist, S.Length + 1) || CheckB(hist))
{
cout.WriteLine(d);
}
hist[d]--;
}
}
}
// PREWRITEN CODE BEGINS FROM HERE
partial class Solver : Scanner
{
public static void Main(string[] args)
{
new Solver(Console.In, Console.Out).Run();
}
TextReader cin;
TextWriter cout;
public Solver(TextReader reader, TextWriter writer)
: base(reader)
{
this.cin = reader;
this.cout = writer;
}
public Solver(string input, TextWriter writer)
: this(new StringReader(input), writer)
{
}
public int ni() { return NextInt(); }
public int[] ni(int n) { return NextIntArray(n); }
public long nl() { return NextLong(); }
public long[] nl(int n) { return NextLongArray(n); }
public double nd() { return NextDouble(); }
public string ns() { return Next(); }
}
public class Scanner
{
private TextReader Reader;
private Queue<String> TokenQueue = new Queue<string>();
private CultureInfo ci = CultureInfo.InvariantCulture;
public Scanner()
: this(Console.In)
{
}
public Scanner(TextReader reader)
{
this.Reader = reader;
}
public int NextInt() { return Int32.Parse(Next(), ci); }
public long NextLong() { return Int64.Parse(Next(), ci); }
public double NextDouble() { return double.Parse(Next(), ci); }
public string[] NextArray(int size)
{
var array = new string[size];
for (int i = 0; i < size; i++) array[i] = Next();
return array;
}
public int[] NextIntArray(int size)
{
var array = new int[size];
for (int i = 0; i < size; i++) array[i] = NextInt();
return array;
}
public long[] NextLongArray(int size)
{
var array = new long[size];
for (int i = 0; i < size; i++) array[i] = NextLong();
return array;
}
public String Next()
{
if (TokenQueue.Count == 0)
{
if (!StockTokens()) throw new InvalidOperationException();
}
return TokenQueue.Dequeue();
}
public bool HasNext()
{
if (TokenQueue.Count > 0)
return true;
return StockTokens();
}
private bool StockTokens()
{
while (true)
{
var line = Reader.ReadLine();
if (line == null) return false;
var tokens = line.Trim().Split(" ".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
if (tokens.Length == 0) continue;
foreach (var token in tokens)
TokenQueue.Enqueue(token);
return true;
}
}
}
EmKjp