結果
| 問題 |
No.653 E869120 and Lucky Numbers
|
| コンテスト | |
| ユーザー |
 sekiya9311
|
| 提出日時 | 2018-03-03 16:40:31 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
AC
|
| 実行時間 | 54 ms / 2,000 ms |
| コード長 | 10,259 bytes |
| コンパイル時間 | 1,124 ms |
| コンパイル使用メモリ | 116,068 KB |
| 実行使用メモリ | 35,004 KB |
| 最終ジャッジ日時 | 2024-09-13 18:18:51 |
| 合計ジャッジ時間 | 3,495 ms |
|
ジャッジサーバーID （参考情報） |
judge5 / judge1 |
（要ログイン）
| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 31 |
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.Linq;
using System.Text;
namespace ProgrammingContest
{
class Writer : IDisposable
{
private System.IO.TextWriter writer;
private StringBuilder sb;
private bool isReactive;
public Writer(string path)
: this(new System.IO.StreamWriter(path))
{
}
public Writer(bool isReactive)
: this(null, isReactive)
{
}
public Writer(System.IO.TextWriter writer = null,
bool isReactive = false)
{
this.writer = (writer ?? Console.Out);
this.isReactive = isReactive;
if (!this.isReactive)
{
this.sb = new StringBuilder();
}
}
public void Dispose()
{
if (!this.isReactive)
{
this.writer.Write(sb.ToString());
}
if (!this.writer.Equals(Console.Out))
{
this.writer.Dispose();
}
}
public void Write(object val)
{
if (this.isReactive)
{
this.writer.Write(val.ToString());
this.writer.Flush();
}
else
{
this.sb.Append(val.ToString());
}
}
public void Write(string format, params object[] vals)
{
if (this.isReactive)
{
this.writer.Write(format, vals);
this.writer.Flush();
}
else
{
this.sb.AppendFormat(format, vals);
}
}
public void WriteLine(object val = null)
{
this.Write((val ?? string.Empty).ToString() + System.Environment.NewLine);
}
public void WriteLine(int val)
{
this.WriteLine(val.ToString());
}
public void WriteLine(long val)
{
this.WriteLine(val.ToString());
}
public void WriteLine(string val)
{
this.WriteLine((object)val);
}
public void WriteLine(string format, params object[] vals)
{
this.Write(format + System.Environment.NewLine, vals);
}
}
class Scanner : IDisposable
{
private Queue<string> buffer;
private char[] sep;
private System.IO.TextReader reader;
public Scanner(string path, char[] sep = null)
: this(new System.IO.StreamReader(path), sep)
{
}
public Scanner(System.IO.TextReader reader = null,
char[] sep = null)
{
this.buffer = new Queue<string>();
this.sep = (sep ?? new char[] { ' ' });
this.reader = (reader ?? Console.In);
}
private void CheckBuffer()
{
if (this.buffer.Count == 0 && this.reader.Peek() != -1)
{
string str = string.Empty;
for (; string.IsNullOrEmpty(str);
str = this.reader.ReadLine()) ;
str.Split(this.sep).ToList()
.ForEach(el => this.buffer.Enqueue(el));
}
}
public void Dispose()
{
if (!this.reader.Equals(Console.In))
{
this.reader.Dispose();
}
}
public string Next
{
get
{
this.CheckBuffer();
return this.buffer.Dequeue();
}
}
public string[] GetStringArray(int N)
{
return Enumerable.Range(0, N)
.Select(e => this.Next)
.ToArray();
}
public int NextInt
{
get
{
return int.Parse(this.Next);
}
}
public int[] GetIntArray(int N)
{
return Enumerable.Range(0, N)
.Select(e => this.NextInt)
.ToArray();
}
public double NextDouble
{
get
{
return double.Parse(this.Next);
}
}
public double[] GetdoubleArray(int N)
{
return Enumerable.Range(0, N)
.Select(e => this.NextDouble)
.ToArray();
}
public long NextLong
{
get
{
return long.Parse(this.Next);
}
}
public long[] GetLongArray(int N)
{
return Enumerable.Range(0, N)
.Select(e => this.NextLong)
.ToArray();
}
public bool IsEnd
{
get
{
this.CheckBuffer();
return this.buffer.Count == 0;
}
}
}
class MainClass : IDisposable
{
Scanner sc;
Writer wr;
string backPath = "..";
char dirSep = System.IO.Path.DirectorySeparatorChar;
string inFilePath = string.Empty;
string outFilePath = string.Empty;
public MainClass()
{
this.inFilePath = this.backPath
+ this.dirSep
+ this.backPath
+ this.dirSep
+ "in.txt";
this.outFilePath = this.backPath
+ this.dirSep
+ this.backPath
+ this.dirSep
+ "out.txt";
this.wr = new Writer(this.IsReactive);
//this.wr = new Writer(this.outFilePath);
#if DEBUG
if (!this.IsReactive)
{
this.sc = new Scanner(this.inFilePath);
}
else
{
this.sc = new Scanner();
}
#else
this.sc = new Scanner();
#endif
}
static void Main(string[] args)
{
using (var mainClass = new MainClass())
{
mainClass.Solve();
}
}
public void Dispose()
{
if (this.sc != null)
{
this.sc.Dispose();
this.sc = null;
}
if (this.wr != null)
{
this.wr.Dispose();
this.wr = null;
}
#if DEBUG
Console.WriteLine("続行するには何かキーを押してください...");
Console.ReadKey();
#endif
}
void MakeTestCase()
{
Random rand = new Random();
if (this.wr != null)
{
this.wr.Dispose();
}
this.wr = new Writer(inFilePath);
}
void Solve()
{
var p = ReverseStr(sc.Next);
if (p == "0")
{
wr.WriteLine("No");
return;
}
var que = new Queue<State>();
que.Enqueue(new State(0, 0, false));
var sets = new HashSet<int>[p.Length + 1].Select(e => new HashSet<int>()).ToArray();
while (que.Count > 0)
{
var now = que.Dequeue();
if (now.i == p.Length)
{
if (now.c == 0)
{
wr.WriteLine("Yes");
return;
}
else
{
continue;
}
}
else if (now.c.ToString().Length == p.Length - now.i && ReverseStr(now.c.ToString()) == p.Substring(now.i, p.Length - now.i))
{
wr.WriteLine("Yes");
return;
}
var cand = new List<int> { 6, 7 };
var cand2 = new List<int> { 0, 6, 7 };
if (now.isRightEnd)
{
foreach (var i in cand)
{
if ((i + now.c % 10) % 10 == p[now.i] - '0')
{
if (sets[now.i + 1].Contains(now.c / 10 + (i + now.c % 10) / 10))
{
continue;
}
sets[now.i + 1].Add(now.c / 10 + (i + now.c % 10) / 10);
que.Enqueue(new State(now.i + 1, now.c / 10 + (i + now.c % 10) / 10, true));
}
}
}
else
{
foreach (var i in cand)
{
foreach (var j in cand2)
{
if (j == 0 && now.i == 0) continue;
if ((i + j + now.c % 10) % 10 == p[now.i] - '0')
{
if (sets[now.i + 1].Contains(now.c / 10 + (i + j + now.c % 10) / 10))
{
continue;
}
sets[now.i + 1].Add(now.c / 10 + (i + j + now.c % 10) / 10);
que.Enqueue(new State(now.i + 1, now.c / 10 + (i + j + now.c % 10) / 10, j == 0));
}
}
}
}
}
wr.WriteLine("No");
}
struct State
{
public int i;
public int c;
public bool isRightEnd;
public State(int i, int c, bool e)
{
this.i = i;
this.c = c;
this.isRightEnd = e;
}
}
string ReverseStr(string str)
{
return string.Join("", str.Reverse());
}
private bool IsReactive { get; } = false; // TODO: reactive check !!
}
}