結果

問題 No.587 七対子
ユーザー mnznmnzn
提出日時 2020-04-25 16:28:04
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 29 ms / 2,000 ms
コード長 4,360 bytes
コンパイル時間 1,879 ms
コンパイル使用メモリ 110,080 KB
実行使用メモリ 18,816 KB
最終ジャッジ日時 2024-07-19 20:07:42
合計ジャッジ時間 4,152 ms
ジャッジサーバーID
(参考情報)
judge5 / judge3
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 35
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.Generic;
using System.IO;
using System.Linq;
class Program
{
static void Main(string[] args)
{
var sw = new StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };
Console.SetOut(sw);
Solve();
Console.Out.Flush();
}
static void Solve()
{
var S = sc.ReadStr();
var ok = S.GroupBy(c => c).Count(g => g.Count() == 2) == 6;
if (!ok)
{
Console.WriteLine("Impossible");
}
else
{
var ans = S.GroupBy(c => c).Where(g => g.Count() == 1).First().Key;
Console.WriteLine(ans);
}
}
static Scanner sc = new Scanner();
}
class Scanner
{
string[] S = new string[0];
int Index = 0;
char[] Separators = new char[] { ' ' };
public string Next()
{
if (this.Index < this.S.Length) return this.S[this.Index++];
var line = "";
while (line == "") line = Console.ReadLine();
this.S = line.Split(this.Separators, StringSplitOptions.RemoveEmptyEntries);
if (this.S.Length == 0) return this.Next();
this.Index = 0;
return this.S[this.Index++];
}
public string ReadStr()
{
return this.Next();
}
public char ReadChar()
{
return this.Next()[0];
}
public int ReadInt()
{
return int.Parse(this.Next());
}
public uint ReadUInt()
{
return uint.Parse(this.Next());
}
public long ReadLong()
{
return long.Parse(this.Next());
}
public double ReadDouble()
{
return double.Parse(this.Next());
}
public Tuple<int, int> ReadTup(int add = 0)
{
return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add);
}
public Tuple<long, long> ReadTupLong(int add = 0)
{
return Tuple.Create(this.ReadLong() + add, this.ReadLong() + add);
}
public Tuple<int, int, int> ReadTup3(int add = 0)
{
return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add);
}
public Tuple<int, int, int, int> ReadTup4(int add = 0)
{
return Tuple.Create(this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add, this.ReadInt() + add);
}
public int[] ReadIntArray(int n)
{
var array = new int[n];
for (int i = 0; i < array.Length; i++)
{
array[i] = this.ReadInt();
}
return array;
}
public long[] ReadLongArray(int n)
{
var array = new long[n];
for (int i = 0; i < array.Length; i++)
{
array[i] = this.ReadLong();
}
return array;
}
public double[] ReadDoubleArray(int n)
{
var array = new double[n];
for (int i = 0; i < array.Length; i++)
{
array[i] = this.ReadDouble();
}
return array;
}
public char[] ReadCharArray(int n)
{
var array = new char[n];
for (int i = 0; i < array.Length; i++)
{
array[i] = this.ReadChar();
}
return array;
}
public string[] ReadStrArray(int n)
{
var array = new string[n];
for (int i = 0; i < array.Length; i++)
{
array[i] = this.ReadStr();
}
return array;
}
public Tuple<long, long>[] ReadTupLongArray(int n, int add = 0)
{
var array = new Tuple<long, long>[n];
for (int i = 0; i < n; i++)
{
array[i] = this.ReadTupLong(add);
}
return array;
}
public Tuple<int, int>[] ReadTupArray(int n, int add = 0)
{
var array = new Tuple<int, int>[n];
for (int i = 0; i < n; i++)
{
array[i] = this.ReadTup(add);
}
return array;
}
public Tuple<int, int, int>[] ReadTup3Array(int n, int add = 0)
{
var array = new Tuple<int, int, int>[n];
for (int i = 0; i < n; i++)
{
array[i] = this.ReadTup3(add);
}
return array;
}
public Tuple<int, int, int, int>[] ReadTup4Array(int n, int add = 0)
{
var array = new Tuple<int, int, int, int>[n];
for (int i = 0; i < n; i++)
{
array[i] = this.ReadTup4(add);
}
return array;
}
}
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