結果

問題 No.87 Advent Calendar Problem
ユーザー 14番
提出日時 2016-04-10 10:15:21
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 28 ms / 5,000 ms
コード長 2,622 bytes
コンパイル時間 906 ms
コンパイル使用メモリ 106,624 KB
実行使用メモリ 17,792 KB
最終ジャッジ日時 2024-10-04 05:28:38
合計ジャッジ時間 2,402 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
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
sample AC * 3
other AC * 24
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.Text;
class Program
{
public void Proc()
{
Reader.IsDebug = false;
long maxYear = long.Parse(Reader.ReadLine());
long ans = this.CountAns(2015, Math.Min(maxYear, 2014 + 2800), 0);
long per2800 = ans;
if (maxYear > 2014 + 2800)
{
long year = 2014 + 2800;
while (year + 2800 <= maxYear)
{
ans += per2800;
year += 2800;
}
if (year < maxYear)
{
ans += CountAns(year + 1, maxYear, 0);
}
}
Console.WriteLine(ans);
}
private long CountAns(long fromYear, long ToYear, int amari)
{
int ama = amari;
int ans = 0;
long year = fromYear;
while (year <= ToYear)
{
bool isUru = false;
if (year % 400 == 0)
{
isUru = true;
}
else if (year % 100 == 0)
{
isUru = false;
}
else if (year % 4 == 0)
{
isUru = true;
}
int days = 365 + ama;
if (isUru)
{
days++;
}
ama = days % 7;
if (ama == 0)
{
ans++;
}
year++;
}
return ans;
}
public class Reader
{
public static bool IsDebug = true;
private static String PlainInput = @"
3253406655
";
private static System.IO.StringReader Sr = null;
public static string ReadLine()
{
if (IsDebug)
{
if (Sr == null)
{
Sr = new System.IO.StringReader(PlainInput.Trim());
}
return Sr.ReadLine();
}
else
{
return Console.ReadLine();
}
}
public static int[] GetInt(char delimiter = ' ', bool trim = false)
{
string inptStr = ReadLine();
if (trim)
{
inptStr = inptStr.Trim();
}
string[] inpt = inptStr.Split(delimiter);
int[] ret = new int[inpt.Length];
for (int i = 0; i < inpt.Length; i++)
{
ret[i] = int.Parse(inpt[i]);
}
return ret;
}
}
static void Main()
{
Program prg = new Program();
prg.Proc();
}
}
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