結果
問題 | No.762 PDCAパス |
ユーザー | Pump0129 |
提出日時 | 2018-12-12 13:34:27 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 512 ms / 2,000 ms |
コード長 | 3,722 bytes |
コンパイル時間 | 2,281 ms |
コンパイル使用メモリ | 79,528 KB |
実行使用メモリ | 70,004 KB |
最終ジャッジ日時 | 2024-09-25 03:33:14 |
合計ジャッジ時間 | 12,392 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
(要ログイン)
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 | 53 ms
50,184 KB |
testcase_01 | AC | 53 ms
50,200 KB |
testcase_02 | AC | 53 ms
49,976 KB |
testcase_03 | AC | 54 ms
49,888 KB |
testcase_04 | AC | 53 ms
50,384 KB |
testcase_05 | AC | 53 ms
50,264 KB |
testcase_06 | AC | 54 ms
50,364 KB |
testcase_07 | AC | 54 ms
50,292 KB |
testcase_08 | AC | 54 ms
50,440 KB |
testcase_09 | AC | 54 ms
50,236 KB |
testcase_10 | AC | 54 ms
50,012 KB |
testcase_11 | AC | 56 ms
50,304 KB |
testcase_12 | AC | 54 ms
50,272 KB |
testcase_13 | AC | 53 ms
50,036 KB |
testcase_14 | AC | 53 ms
50,012 KB |
testcase_15 | AC | 55 ms
50,328 KB |
testcase_16 | AC | 55 ms
50,500 KB |
testcase_17 | AC | 56 ms
50,148 KB |
testcase_18 | AC | 55 ms
50,076 KB |
testcase_19 | AC | 53 ms
49,932 KB |
testcase_20 | AC | 54 ms
50,344 KB |
testcase_21 | AC | 53 ms
50,452 KB |
testcase_22 | AC | 287 ms
58,244 KB |
testcase_23 | AC | 287 ms
57,900 KB |
testcase_24 | AC | 431 ms
70,004 KB |
testcase_25 | AC | 512 ms
69,720 KB |
testcase_26 | AC | 312 ms
57,488 KB |
testcase_27 | AC | 305 ms
57,976 KB |
testcase_28 | AC | 392 ms
64,224 KB |
testcase_29 | AC | 393 ms
64,248 KB |
testcase_30 | AC | 379 ms
64,556 KB |
testcase_31 | AC | 389 ms
64,152 KB |
testcase_32 | AC | 386 ms
64,312 KB |
testcase_33 | AC | 360 ms
62,288 KB |
testcase_34 | AC | 361 ms
62,024 KB |
testcase_35 | AC | 358 ms
61,884 KB |
testcase_36 | AC | 317 ms
59,672 KB |
testcase_37 | AC | 330 ms
59,636 KB |
testcase_38 | AC | 345 ms
60,048 KB |
testcase_39 | AC | 336 ms
60,036 KB |
testcase_40 | AC | 317 ms
59,620 KB |
ソースコード
package net.ipipip0129.yukicoder.no762; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; public class Main { public static void main(String[] args) throws IOException { // 入力が多いときはこれを使う。(Scanner はなじみ深いが遅い) // reader.readLine() これで一行を取得する。 BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); String[] split_str = reader.readLine().split(" "); int leaf_num = Integer.parseInt(split_str[0]); int pass_num = Integer.parseInt(split_str[1]); PDCALeaf[] pdcaLeaves = new PDCALeaf[leaf_num]; String pdca_str = reader.readLine(); // 頂点の構築 for (int i = 0; i < leaf_num; i++) { switch (pdca_str.charAt(i)) { case 'P': pdcaLeaves[i] = new PDCALeaf(PDCA.Plan, -1); break; case 'D': pdcaLeaves[i] = new PDCALeaf(PDCA.Do, -1); break; case 'C': pdcaLeaves[i] = new PDCALeaf(PDCA.Check, -1); break; case 'A': pdcaLeaves[i] = new PDCALeaf(PDCA.Act, 1); break; } } // パスの構築 for (int i = 0; i < pass_num; i++) { split_str = reader.readLine().split(" "); int a_num = Integer.parseInt(split_str[0]) - 1; int b_num = Integer.parseInt(split_str[1]) - 1; PDCA a_type = pdcaLeaves[a_num].getType(); PDCA b_type = pdcaLeaves[b_num].getType(); if ((a_type == PDCA.Act && b_type == PDCA.Check) || (a_type == PDCA.Check && b_type == PDCA.Do) || (a_type == PDCA.Do && b_type == PDCA.Plan)) { pdcaLeaves[b_num].addLeaf(a_num); } else if ((a_type == PDCA.Check && b_type == PDCA.Act) || (a_type == PDCA.Do && b_type == PDCA.Check) || (a_type == PDCA.Plan && b_type == PDCA.Do)) { pdcaLeaves[a_num].addLeaf(b_num); } } long ans = 0; // パスの集計 for (int i = 0; i < leaf_num; i++) { if (pdcaLeaves[i].getType() == PDCA.Plan) { ans += getWeight(pdcaLeaves, i); } } System.out.println(ans % 1000000007); reader.close(); } static long getWeight(PDCALeaf[] leaves, int leaf) { if (0 <= leaves[leaf].getWeight()) { return leaves[leaf].getWeight(); } else { int weight = 0; for (int l : leaves[leaf].getLeaf_list()) { weight += getWeight(leaves, l); } leaves[leaf].setWeight(weight); return weight; } } } class PDCALeaf { PDCA type_pdca; long weight; List<Integer> leaf_list; PDCALeaf(PDCA type, int weight) { this.type_pdca = type; this.weight = weight; this.leaf_list = new ArrayList<>(); } void addLeaf(int leaf_num) { leaf_list.add(leaf_num); } PDCA getType() { return type_pdca; } List<Integer> getLeaf_list() { return leaf_list; } long getWeight() { return weight; } public void setWeight(long weight) { this.weight = weight; } } enum PDCA { Plan, Do, Check, Act }