結果

問題 No.20 砂漠のオアシス
ユーザー aketijyuuzou
提出日時 2024-10-10 21:33:02
言語 C#
(.NET 8.0.404)
結果
TLE  
実行時間 -
コード長 5,749 bytes
コンパイル時間 10,479 ms
コンパイル使用メモリ 167,228 KB
実行使用メモリ 68,352 KB
最終ジャッジ日時 2024-10-10 21:33:22
合計ジャッジ時間 18,196 ms
ジャッジサーバーID
(参考情報)
judge1 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 7 TLE * 1 -- * 13
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
  復元対象のプロジェクトを決定しています...
  /home/judge/data/code/main.csproj を復元しました (99 ms)。
MSBuild のバージョン 17.9.6+a4ecab324 (.NET)
  main -> /home/judge/data/code/bin/Release/net8.0/main.dll
  main -> /home/judge/data/code/bin/Release/net8.0/publish/

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.Linq;
class Program
{
static string InputPattern = "InputX";
static List<string> GetInputList()
{
var WillReturn = new List<string>();
if (InputPattern == "Input1") {
WillReturn.Add("3 3 0 0");
WillReturn.Add("0 1 1");
WillReturn.Add("2 0 1");
WillReturn.Add("1 2 0");
//YES
//Ox=0 Oy=0
//(1,1)→(2,1)→(2,2)→(3,2)→(3,3)
//2
}
else if (InputPattern == "Input2") {
WillReturn.Add("10 3 8 6");
WillReturn.Add("0 9 0 0 0 9 0 0 0 9");
WillReturn.Add("0 9 0 9 0 0 0 9 0 0");
WillReturn.Add("0 9 0 9 9 9 9 9 9 0");
WillReturn.Add("0 9 0 9 0 0 0 9 0 0");
WillReturn.Add("0 9 0 9 0 9 0 0 9 0");
WillReturn.Add("0 9 0 0 0 0 9 1 9 0");
WillReturn.Add("0 9 9 0 9 9 9 9 0 0");
WillReturn.Add("0 9 0 0 0 0 0 0 9 0");
WillReturn.Add("0 9 9 9 9 9 9 0 9 1");
WillReturn.Add("0 0 0 0 0 0 0 0 9 2");
//YES
//0
//
//3
//
//31
//24
//
}
else if (InputPattern == "Input3") {
WillReturn.Add("10 30 8 8");
WillReturn.Add("0 1 1 9 7 6 1 1 1 1");
WillReturn.Add("1 5 1 4 6 7 1 1 3 1");
WillReturn.Add("1 1 5 6 6 6 1 1 0 1");
WillReturn.Add("0 1 5 6 7 1 0 7 9 1");
WillReturn.Add("2 1 5 6 7 1 9 8 1 1");
WillReturn.Add("1 1 5 5 5 0 9 9 1 5");
WillReturn.Add("1 1 4 5 4 1 9 9 2 1");
WillReturn.Add("1 2 3 4 1 0 9 9 4 6");
WillReturn.Add("5 1 2 1 1 1 9 8 1 2");
WillReturn.Add("1 1 1 1 1 1 9 3 9 1");
//NO
}
else {
string wkStr;
while ((wkStr = Console.ReadLine()) != null) WillReturn.Add(wkStr);
}
return WillReturn;
}
struct JyoutaiDef
{
internal int CurrX;
internal int CurrY;
internal int CurrV;
internal bool UsedOashisu;
internal string Path;
}
static void Main()
{
List<string> InputList = GetInputList();
int[] wkArr = { };
Action<string> SplitAct = (pStr) =>
wkArr = pStr.Trim().Split(' ').Select(X => int.Parse(X)).ToArray();
SplitAct(InputList[0]);
int N = wkArr[0];
int V = wkArr[1];
int Ox = wkArr[2];
int Oy = wkArr[3];
int[,] SabakuArr = new int[N + 1, N + 1];
for (int Y = 1; Y <= N; Y++) {
SplitAct(InputList[Y]);
for (int X = 1; X <= N; X++) {
SabakuArr[X, Y] = wkArr[X - 1];
}
}
var stk = new Stack<JyoutaiDef>();
JyoutaiDef WillPush;
WillPush.CurrX = WillPush.CurrY = 1;
WillPush.CurrV = V;
WillPush.UsedOashisu = false;
WillPush.Path = "(1,1)";
stk.Push(WillPush);
//[使,X,Y]
var MemoArr = new Nullable<int>[2, N + 1, N + 1];
MemoArr[0, 1, 1] = WillPush.CurrV;
bool FoundAnswer = false;
while (stk.Count > 0) {
JyoutaiDef Popped = stk.Pop();
//
if (Popped.CurrX == N && Popped.CurrY == N) {
FoundAnswer = true;
//Console.WriteLine("{0}", Popped.Path);
break;
}
Action<int, int> PushSyori = (pNewX, pNewY) =>
{
if (pNewX < 1 || N < pNewX) return;
if (pNewY < 1 || N < pNewY) return;
WillPush.CurrX = pNewX;
WillPush.CurrY = pNewY;
WillPush.CurrV = Popped.CurrV - SabakuArr[pNewX, pNewY];
if (WillPush.CurrV <= 0) return;
WillPush.UsedOashisu = Popped.UsedOashisu;
//
if (WillPush.UsedOashisu == false && pNewX == Ox && pNewY == Oy) {
WillPush.UsedOashisu = true;
WillPush.CurrV *= 2;
}
//
int IntUsedOashisu = (WillPush.UsedOashisu ? 1 : 0);
if (MemoArr[IntUsedOashisu, pNewX, pNewY] != null) {
if (MemoArr[IntUsedOashisu, pNewX, pNewY].Value >= WillPush.CurrV)
return;
}
MemoArr[IntUsedOashisu, pNewX, pNewY] = WillPush.CurrV;
WillPush.Path = Popped.Path + string.Format("-({0},{1})", pNewX, pNewY);
stk.Push(WillPush);
};
PushSyori(Popped.CurrX, Popped.CurrY - 1);
PushSyori(Popped.CurrX, Popped.CurrY + 1);
PushSyori(Popped.CurrX - 1, Popped.CurrY);
PushSyori(Popped.CurrX + 1, Popped.CurrY);
}
Console.WriteLine(FoundAnswer ? "YES" : "NO");
}
}
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