結果
問題 | No.496 ワープクリスタル (給料日前編) |
ユーザー | yun_app |
提出日時 | 2017-03-28 17:35:47 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 199 ms / 2,000 ms |
コード長 | 3,503 bytes |
コンパイル時間 | 2,402 ms |
コンパイル使用メモリ | 85,660 KB |
実行使用メモリ | 56,276 KB |
最終ジャッジ日時 | 2024-07-06 13:26:13 |
合計ジャッジ時間 | 6,197 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 85 ms
51,148 KB |
testcase_01 | AC | 89 ms
52,444 KB |
testcase_02 | AC | 78 ms
51,208 KB |
testcase_03 | AC | 89 ms
52,408 KB |
testcase_04 | AC | 90 ms
52,760 KB |
testcase_05 | AC | 79 ms
51,300 KB |
testcase_06 | AC | 52 ms
50,032 KB |
testcase_07 | AC | 50 ms
50,476 KB |
testcase_08 | AC | 178 ms
55,884 KB |
testcase_09 | AC | 171 ms
55,756 KB |
testcase_10 | AC | 124 ms
52,308 KB |
testcase_11 | AC | 128 ms
52,344 KB |
testcase_12 | AC | 111 ms
52,132 KB |
testcase_13 | AC | 122 ms
52,040 KB |
testcase_14 | AC | 92 ms
53,044 KB |
testcase_15 | AC | 102 ms
52,864 KB |
testcase_16 | AC | 104 ms
52,200 KB |
testcase_17 | AC | 121 ms
52,144 KB |
testcase_18 | AC | 83 ms
50,856 KB |
testcase_19 | AC | 121 ms
52,292 KB |
testcase_20 | AC | 83 ms
51,400 KB |
testcase_21 | AC | 85 ms
50,820 KB |
testcase_22 | AC | 185 ms
55,980 KB |
testcase_23 | AC | 199 ms
56,276 KB |
testcase_24 | AC | 173 ms
55,524 KB |
testcase_25 | AC | 142 ms
54,416 KB |
testcase_26 | AC | 154 ms
54,876 KB |
ソースコード
/* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ class Main { public static void main (String[] args) throws java.lang.Exception { // your code goes here BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] lines = br.readLine().split(" "); int gx = Integer.parseInt(lines[0]); int gy = Integer.parseInt(lines[1]); int n = Integer.parseInt(lines[2]); int f = Integer.parseInt(lines[3]); Place start = new Place(0,0); Place goal = new Place(gx,gy); ArrayList<Crystal> crystals = new ArrayList<Crystal>(); for(int i=0;i<n;i++){ crystals.add(new Crystal(i,br.readLine())); } PriorityQueue<Place> queue = new PriorityQueue<Place>(1, new Comparator<Place>(){ public int compare(Place p1,Place p2){ if(p1.c!=p2.c){ return p1.c-p2.c; } return p2.x+p2.y - p1.x - p1.y; } }); queue.add(start); HashMap<String,Integer> routemap = new HashMap<String,Integer>(); while(!queue.isEmpty()){ Place now = queue.poll(); if(now.x == goal.x && now.y == goal.y){ goal = now; break; } for(Crystal c:crystals){ if(now.canUseCrystal(c)){ Place newPlace = now.clone(); newPlace.useCrystal(c); String key = newPlace.x + "_" + newPlace.y; if(newPlace.x <= goal.x && newPlace.y <= goal.y && (!routemap.containsKey(key) || routemap.get(key)>newPlace.c)){ queue.add(newPlace); routemap.put(key,newPlace.c); } } } Place newPlace = now.clone(); newPlace.move(goal,f); queue.add(newPlace); } System.out.println(goal.c); } private static class Place{ int x,y; int c; ArrayList<Integer> useCrystal = new ArrayList<Integer>(); public Place(int x,int y){ this.x = x; this.y = y; this.c = 0; } public Place clone(){ Place p = new Place(this.x,this.y); p.c = this.c; for(int n:this.useCrystal){ p.useCrystal.add(n); } return p; } public boolean canUseCrystal(Crystal c){ return useCrystal.indexOf(c.no)==-1; } public void useCrystal(Crystal c){ this.x += c.x; this.y += c.y; this.c += c.c; useCrystal.add(c.no); } public void move(Place g,int f){ int cost = f*(g.x-this.x); cost += f*(g.y-this.y); this.x = g.x; this.y = g.y; this.c += cost; } } private static class Crystal{ public int no; public int x,y,c; public Crystal(int no,String line){ this.no = no; String[] lines = line.split(" "); this.x = Integer.parseInt(lines[0]); this.y = Integer.parseInt(lines[1]); this.c = Integer.parseInt(lines[2]); } } }