結果
| 問題 | No.3329 Only the Rightest Choice is Right!!! |
| コンテスト | |
| ユーザー |
aketijyuuzou
|
| 提出日時 | 2025-12-15 20:18:19 |
| 言語 | C# (.NET 8.0.404) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 5,669 bytes |
| 記録 | |
| コンパイル時間 | 9,234 ms |
| コンパイル使用メモリ | 170,132 KB |
| 実行使用メモリ | 246,084 KB |
| 最終ジャッジ日時 | 2025-12-15 20:18:34 |
| 合計ジャッジ時間 | 13,121 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | TLE * 1 -- * 73 |
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 (169 ミリ秒)。 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
using System;
using System.Collections.Generic;
using System.Linq;
// No.3329 Only the Rightest Choice is Right!!!
// https://yukicoder.me/problems/no/3329
class Program
{
static string InputPattern = "InputX";
static List<string> GetInputList()
{
var WillReturn = new List<string>();
if (InputPattern == "Input1") {
WillReturn.Add("4 5");
WillReturn.Add("1 4 2 3");
WillReturn.Add("1 4 2 3");
//2
//3 4
}
else if (InputPattern == "Input2") {
WillReturn.Add("6 3000");
WillReturn.Add("1 1 1 1 1 1");
WillReturn.Add("3000 3000 3000 3000 3000 3000");
//1
//6
}
else if (InputPattern == "Input3") {
WillReturn.Add("10 3000");
WillReturn.Add("2992 3000 1 1 1 1 1 1 1 1");
WillReturn.Add("2992 3000 1 1 1 1 1 1 1 1");
//1
//2
}
else {
string wkStr;
while ((wkStr = Console.ReadLine()) != null) WillReturn.Add(wkStr);
}
return WillReturn;
}
static long[] GetSplitArr(string pStr)
{
return (pStr == "" ? new string[0] : pStr.Split(' ')).Select(pX => long.Parse(pX)).ToArray();
}
struct ItemInfoDef
{
internal long Score;
internal long Weight;
}
static ItemInfoDef[] mItemInfoArr;
static void Main()
{
List<string> InputList = GetInputList();
long[] wkArr = GetSplitArr(InputList[0]);
long WeightLimit = wkArr[1];
long[] ValueArr = GetSplitArr(InputList[1]);
long[] WeightArr = GetSplitArr(InputList[2]);
var ItemInfoList = new List<ItemInfoDef>();
for (long I = 0; I <= ValueArr.GetUpperBound(0); I++) {
ItemInfoDef WillAdd;
WillAdd.Score = ValueArr[I];
WillAdd.Weight = WeightArr[I];
ItemInfoList.Add(WillAdd);
}
mItemInfoArr = ItemInfoList.ToArray();
long UB = mItemInfoArr.GetUpperBound(0);
var DPDictArr = new Dictionary<long, JyoutaiDef>[UB + 1];
for (long I = UB; 0 <= I; I--) {
if (I < UB) {
DPDictArr[I] = new Dictionary<long, JyoutaiDef>(DPDictArr[I + 1]);
}
else {
DPDictArr[I] = new Dictionary<long, JyoutaiDef>();
}
Action<long, long> UpdateAct = (pNewScore, pWeightSum) =>
{
if (pWeightSum > WeightLimit) return;
bool IsOK = false;
if (DPDictArr[I].ContainsKey(pWeightSum)) {
if (DPDictArr[I][pWeightSum].Score < pNewScore) {
IsOK = true;
}
else if (DPDictArr[I][pWeightSum].Score == pNewScore) {
if (DPDictArr[I][pWeightSum].LastItemInd < I) {
IsOK = true;
}
}
}
else {
IsOK = true;
}
if (IsOK) {
JyoutaiDef NewJyoutai;
NewJyoutai.Score = pNewScore;
NewJyoutai.LastItemInd = I;
DPDictArr[I][pWeightSum] = NewJyoutai;
}
};
if (I < UB) {
foreach (var EachPair in DPDictArr[I + 1]) {
UpdateAct(EachPair.Value.Score + mItemInfoArr[I].Score, EachPair.Key + mItemInfoArr[I].Weight);
}
}
UpdateAct(mItemInfoArr[I].Score, mItemInfoArr[I].Weight);
}
//for (long I = UB; 0 <= I; I--) {
// Console.WriteLine("■■■{0}までのDB結果■■■", I);
// foreach (var EachPair in DPDictArr[I]) {
// Console.WriteLine("重さ={0},Score={1},LastItemInd={2}",
// EachPair.Key, EachPair.Value.Score, EachPair.Value.LastItemInd);
// }
//}
ExecDP(DPDictArr, WeightLimit);
}
// DP復元を行う
static void ExecDP(Dictionary<long, JyoutaiDef>[] pDPDictArr, long pWeightLimit)
{
long UB = pDPDictArr.GetUpperBound(0);
var AnswerIndList = new List<long>();
long CurrInd = 0;
long CurrWeightLimit = pWeightLimit;
while (true) {
if (CurrInd > UB) break;
var CurrDict = pDPDictArr[CurrInd];
var Tmp1 = CurrDict.Where(pX => pX.Key <= CurrWeightLimit);
var Tmp2 = Tmp1.OrderByDescending(pX => pX.Value.Score);
var Tmp3 = Tmp2.ThenByDescending(pX => pX.Value.LastItemInd);
if (Tmp3.Any() == false) break;
JyoutaiDef CurrAnswer = Tmp3.First().Value;
AnswerIndList.Add(CurrAnswer.LastItemInd);
CurrWeightLimit -= mItemInfoArr[CurrAnswer.LastItemInd].Weight;
CurrInd = CurrAnswer.LastItemInd + 1;
}
Console.WriteLine(AnswerIndList.Count);
for (int I = 0; I <= AnswerIndList.Count - 1; I++) {
// 1オリジンに変更
AnswerIndList[I]++;
}
Console.WriteLine(LongEnumJoin(" ", AnswerIndList));
}
struct JyoutaiDef
{
internal long Score;
internal long LastItemInd;
}
// セパレータとLong型の列挙を引数として、結合したstringを返す
static string LongEnumJoin(string pSeparater, IEnumerable<long> pEnum)
{
string[] StrArr = Array.ConvertAll(pEnum.ToArray(), pX => pX.ToString());
return string.Join(pSeparater, StrArr);
}
}
aketijyuuzou