結果
問題 | No.1439 Let's Compare!!!! |
ユーザー |
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提出日時 | 2024-02-07 13:24:36 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 888 ms / 2,000 ms |
コード長 | 2,247 bytes |
コンパイル時間 | 2,363 ms |
コンパイル使用メモリ | 84,364 KB |
実行使用メモリ | 76,200 KB |
最終ジャッジ日時 | 2024-09-28 12:29:52 |
合計ジャッジ時間 | 11,168 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 * 2 |
other | AC * 17 |
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();char[][] strings = new char[2][];for (int i = 0; i < 2; i++) {strings[i] = sc.next().toCharArray();}Map<String, Integer> idxes = Map.of("S", 0, "T", 1);TreeSet<Integer> diff = IntStream.range(0, n).filter(i -> strings[0][i] != strings[1][i]).mapToObj(i -> Integer.valueOf(i)).collect(Collectors.toCollection(TreeSet::new));int q = sc.nextInt();String result = IntStream.range(0, q).mapToObj(i -> {int x = idxes.get(sc.next());int positon = sc.nextInt() - 1;char c = (char)(sc.nextInt() + '0');strings[x][positon] = c;if (strings[0][positon] == strings[1][positon]) {diff.remove(positon);} else {diff.add(positon);}if (diff.size() == 0) {return "=";} else if (strings[0][diff.first()] < strings[1][diff.first()]) {return "<";} else {return ">";}}).collect(Collectors.joining("\n"));System.out.println(result);}}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();}}}