結果

問題 No.27 板の準備
ユーザー aketijyuuzou
提出日時 2024-10-10 21:37:26
言語 C#(csc)
(csc 3.9.0)
結果
AC  
実行時間 44 ms / 5,000 ms
コード長 3,642 bytes
コンパイル時間 1,074 ms
コンパイル使用メモリ 116,680 KB
実行使用メモリ 31,616 KB
最終ジャッジ日時 2024-10-10 21:37:29
合計ジャッジ時間 2,579 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
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 * 18
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.Linq;
class Program
{
static string InputPattern = "InputX";
static List<string> GetInputList()
{
var WillReturn = new List<string>();
if (InputPattern == "Input1") {
WillReturn.Add("28 29 30 30");
//4
//A=281,B=291,C=3024
}
else if (InputPattern == "Input2") {
WillReturn.Add("2 3 7 15");
//6
//A=23,B=32,C=1516
//7A2B1
}
else if (InputPattern == "Input3") {
WillReturn.Add("3 6 11 20");
//5
}
else {
string wkStr;
while ((wkStr = Console.ReadLine()) != null) WillReturn.Add(wkStr);
}
return WillReturn;
}
//
static int[] NeedLenArr;
static void Main()
{
List<string> InputList = GetInputList();
NeedLenArr = InputList[0].Split(' ').Select(X => int.Parse(X)).ToArray();
List<int[]> LenCombiArrList = DeriveLenCombiArrList(NeedLenArr.Max());
int AnswerCnt = int.MaxValue;
string AnswerItaCombi = "";
foreach (int[] EachCombiArr in LenCombiArrList) {
bool FoundAnswer;
int MinItaCnt;
DeriveNeedMinCnt(EachCombiArr, out FoundAnswer, out MinItaCnt);
if (FoundAnswer == false) continue;
if (AnswerCnt < MinItaCnt) continue;
AnswerCnt = MinItaCnt;
AnswerItaCombi = "";
Array.ForEach(EachCombiArr, X => AnswerItaCombi += X.ToString() + ",");
}
Console.WriteLine(AnswerCnt);
//Console.WriteLine("ABC{0}", AnswerItaCombi);
}
//
static List<int[]> DeriveLenCombiArrList(int pMaxLen)
{
var WillReturn = new List<int[]>();
for (int A = 1; A <= pMaxLen; A++) {
for (int B = A; B <= pMaxLen; B++) {
for (int C = B; C <= pMaxLen; C++) {
var wkList = new int[] { A, B, C };
int[] WillAdd = wkList.Distinct().ToArray();
WillReturn.Add(WillAdd);
}
}
}
return WillReturn;
}
//4
static void DeriveNeedMinCnt(int[] pLenCombiArr, out bool pFoundAnswer,
out int pMinItaCnt)
{
//[]DP
int UB = NeedLenArr.Max();
Nullable<int>[] DPArr = new Nullable<int>[UB + 1];
//
DPArr[0] = 0;
foreach (int EachLen in pLenCombiArr) {
for (int I = 0; I <= UB; I++) { //123
//
if (DPArr[I] == null) continue;
int wkSumLen = I + EachLen;
if (wkSumLen > UB) break;
//
int wkSumCnt = DPArr[I].Value + 1;
//
if (DPArr[wkSumLen] == null
|| DPArr[wkSumLen] > wkSumCnt) {
DPArr[wkSumLen] = wkSumCnt;
}
}
}
pFoundAnswer = Array.TrueForAll(NeedLenArr, X => DPArr[X] != null);
pMinItaCnt = NeedLenArr.Sum(X => DPArr[X] ?? 0);
}
}
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