結果
| 問題 |
No.291 黒い文字列
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2015-10-16 23:01:33 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 4,716 bytes |
| コンパイル時間 | 1,233 ms |
| コンパイル使用メモリ | 120,808 KB |
| 実行使用メモリ | 27,032 KB |
| 最終ジャッジ日時 | 2024-07-21 20:11:26 |
| 合計ジャッジ時間 | 2,939 ms |
|
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 WA * 1 |
| other | AC * 9 WA * 17 |
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 LIB;
using System;
using System.Linq;
using System.Text;
using System.Collections;
using System.Collections.Generic;
class Program
{
public static IO IO = new IO();
static void Main(string[] args)
{
string s = IO.STRING();
int c = 0;
int step = 0;
int len = s.Count();
bool[] f = new bool[len];
int start = 0;
int qc = 0;
for (int i = 0; i < len; i++)
{
if (s[i] == '?') { qc++; }
if (step == 0)
{
if (s[i] == 'K') { step = 1; start = i; }
if (s[i] == 'U' && qc > 0)
{
for (int j = i; j >= 0 && !f[j]; j--)
{
if (s[j] == '?') { step = 2; start = j; break; }
}
}
if (s[i] == 'R' && qc > 1)
{
int nq = 2;
for (int j = i; j >= 0 && !f[j]; j--)
{
if (s[j] == '?')
{
nq--;
if (nq == 0) { step = 3; start = j; break; }
}
}
}
if (s[i] == 'O' && qc > 2)
{
int nq = 3;
for (int j = i; j >= 0 && !f[j]; j--)
{
if (s[j] == '?')
{
nq--;
if (nq == 0) { step = 4; start = j; break; }
}
}
}
if (s[i] == 'I' && qc > 3)
{
int nq = 4;
for (int j = i; j >= 0 && !f[j]; j--)
{
if (s[j] == '?')
{
nq--;
if (nq == 0) { c++; step = 0; for (int k = j; k <= i; k++) { f[k] = true; }; break; }
}
}
}
}
if (step == 1 && (s[i] == 'U' || s[i] == '?')) { step = 2; }
if (step == 2 && (s[i] == 'R' || s[i] == '?')) { step = 3; }
if (step == 3 && (s[i] == 'O' || s[i] == '?')) { step = 4; }
if (step == 4 && (s[i] == 'I' || s[i] == '?')) { c++; step = 0; for (int j = start; j <= i; j++) { f[j] = true; } }
}
IO.WRITE(c);
IO.FLUSH();
}
}
namespace LIB
{
public class IO
{
private const int WMAX = 1000;
private StringBuilder S = new StringBuilder();
private T R<T>(Func<string, T> f) { return f(Console.ReadLine()); }
private T[] R<T>(Func<string, T> f, char c) { return STRING().Split(c).Select(f).ToArray(); }
private T[] R<T>(Func<string, T> f, int l) { T[] r = new T[l]; for (int i = 0; i < l; i++) { r[i] = R(f); } return r; }
private T[][] R<T>(Func<string, T> f, int l, char c) { T[][] r = new T[l][]; for (int i = 0; i < l; i++) { r[i] = R<T>(f, c); } return r; }
private void W<T>(Func<T, string> f, T v, bool lf = true) { S.Append(f(v)); if (lf == true) { S.Append('\n'); } if (S.Length >= WMAX) { FLUSH(); } }
public string STRING() { return R(s => s); }
public string[] STRING(char c) { return R(s => s, c); }
public string[] STRING(int l) { return R(s => s, l); }
public string[][] STRING(int l, char c) { return R(s => s, l, c); }
public int INT() { return R(int.Parse); }
public int[] INT(char c) { return R(int.Parse, c); }
public int[] INT(int l) { return R(int.Parse, l); }
public int[][] INT(int l, char c) { return R(int.Parse, l, c); }
public long LONG() { return R(long.Parse); }
public long[] LONG(char c) { return R(long.Parse, c); }
public long[] LONG(int l) { return R(long.Parse, l); }
public long[][] LONG(int l, char c) { return R(long.Parse, l, c); }
public double DOUBLE() { return R(double.Parse); }
public double[] DOUBLE(char c) { return R(double.Parse, c); }
public double[] DOUBLE(int l) { return R(double.Parse, l); }
public double[][] DOUBLE(int l, char c) { return R(double.Parse, l, c); }
public void WRITE(string s, bool lf = true) { W(v => v, s, lf); }
public void WRITE(int s, bool lf = true) { W(v => v.ToString(), s, lf); }
public void WRITE(long s, bool lf = true) { W(v => v.ToString(), s, lf); }
public void WRITE(double s, bool lf = true) { W(v => v.ToString(), s, lf); }
public void FLUSH() { Console.Write(S); S.Length = 0; }
}
}