結果
| 問題 |
No.3 ビットすごろく
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2016-10-30 20:39:54 |
| 言語 | C#(csc) (csc 3.9.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 4,104 bytes |
| コンパイル時間 | 1,298 ms |
| コンパイル使用メモリ | 115,852 KB |
| 実行使用メモリ | 26,168 KB |
| 最終ジャッジ日時 | 2024-11-24 23:51:05 |
| 合計ジャッジ時間 | 3,074 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 32 WA * 1 |
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.Generic;
class Program
{
public static IO IO = new IO();
static void Main(string[] args)
{
int n = IO.INT();
QUEUE<PAIR<int, int>> Q = new QUEUE<PAIR<int, int>>(n + 2);
bool[] f = new bool[n + 2];
int o = -1;
Q.PUSH(new PAIR<int, int>(1, 1));
f[1] = true;
while (Q.SIZE() != 0)
{
PAIR<int, int> b = Q.POP();
int bit = BIT(b.K);
if (b.K == n) { o = b.V; break; }
int m = b.K - bit;
int p = b.K + bit;
if (m > 0 && !f[m]) { f[m] = true; Q.PUSH(new PAIR<int, int>(m, b.V + 1)); }
if (p <= n + 1 && !f[p]) { f[p] = true; Q.PUSH(new PAIR<int, int>(p, b.V + 1)); }
}
IO.WRITE(o);
IO.FLUSH();
}
public static int BIT(int n)
{
int ret = 0;
for (int i = 0; i < 32; i++)
{
if ((1 << i & n) != 0)
{
ret++;
}
}
return ret;
}
}
#region QUEUE
namespace LIB
{
public class QUEUE<T>
{
private int m, s, e, c;
private T[] q;
public QUEUE(int max) { m = max; q = new T[m]; CLEAR(); }
public void CLEAR() { e = 0; s = 0; c = 0; }
public int SIZE() { return c; }
public T TOP() { return q[0]; }
public T POP() { T r = q[s++]; s %= m; c--; return r; }
public void PUSH(T v) { q[e++] = v; e %= m; c++; }
public bool EMPTY() { return SIZE() == 0; }
}
}
#endregion
#region PAIR
namespace LIB
{
public class PAIR<T, U> : IComparable where T : IComparable
{
public T K;
public U V;
public PAIR(T KEY, U VALUE) { K = KEY; V = VALUE; }
public int CompareTo(object o) { PAIR<T, U> b = (PAIR<T, U>)(o); return K.CompareTo(b.K); }
}
}
#endregion
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; }
}
}