結果
問題 | No.2745 String Swap Battle |
ユーザー |
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提出日時 | 2024-04-23 14:38:45 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 590 ms / 2,000 ms |
コード長 | 2,916 bytes |
コンパイル時間 | 2,762 ms |
コンパイル使用メモリ | 84,756 KB |
実行使用メモリ | 57,304 KB |
最終ジャッジ日時 | 2024-10-15 14:57:05 |
合計ジャッジ時間 | 8,892 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 18 |
ソースコード
import java.io.*;import java.util.*;import java.util.function.*;import java.util.stream.*;public class Main {public static void main(String[] args) throws Exception {Scanner sc = new Scanner();int n = sc.nextInt();String[] mystrings = new String[n];TreeMap<String, Integer> counts = new TreeMap<>();for (int i = 0; i < n; i++) {mystrings[i] = getChange(sc.next());counts.put(mystrings[i], counts.getOrDefault(mystrings[i], 0) + 1);}int score = n + 1 - counts.firstEntry().getValue();String result = Arrays.stream(mystrings).map(x -> String.valueOf(x.equals(counts.firstKey()) ? score : 0)).collect(Collectors.joining("\n"));System.out.println(result);}static String getChange(String s) {char[] arr = s.toCharArray();List<Deque<Integer>> idxes = new ArrayList<>();for (int i = 0; i < 26; i++) {idxes.add(new ArrayDeque<>());}for (int i = 0; i < arr.length; i++) {idxes.get(arr[i] - 'a').add(i);}boolean enable = false;boolean[] visited = new boolean[26];for (int i = 0; i < arr.length - 1 && !enable; i++) {int current = arr[i] - 'a';if (visited[current]) {continue;}for (int j = 0; j < current && !enable; j++) {if (idxes.get(j).size() > 0) {enable = true;int next = idxes.get(j).pollLast();char tmp = arr[i];arr[i] = arr[next];arr[next] = tmp;}}visited[current] = true;idxes.get(current).pollFirst();}if (!enable) {int left = arr.length - 2;int right = arr.length - 1;char tmp = arr[left];arr[left] = arr[right];arr[right] = tmp;}return new String(arr);}}class Scanner {BufferedReader br;StringTokenizer st = new StringTokenizer("");StringBuilder sb = new StringBuilder();public Scanner() {try {br = new BufferedReader(new InputStreamReader(System.in));} catch (Exception e) {}}public int nextInt() {return Integer.parseInt(next());}public long nextLong() {return Long.parseLong(next());}public double nextDouble() {return Double.parseDouble(next());}public String next() {try {while (!st.hasMoreTokens()) {st = new StringTokenizer(br.readLine());}} catch (Exception e) {e.printStackTrace();} finally {return st.nextToken();}}}