結果
問題 | No.1439 Let's Compare!!!! |
ユーザー |
|
提出日時 | 2021-05-14 22:13:54 |
言語 | Java (openjdk 23) |
結果 |
TLE
|
実行時間 | - |
コード長 | 1,658 bytes |
コンパイル時間 | 3,314 ms |
コンパイル使用メモリ | 79,328 KB |
実行使用メモリ | 65,224 KB |
最終ジャッジ日時 | 2024-10-02 01:34:47 |
合計ジャッジ時間 | 16,121 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 9 RE * 5 TLE * 3 |
ソースコード
import java.util.Scanner;import java.util.List;import java.util.ArrayList;import java.util.Collections;public class No1439 {private static int[] S, T;private static int N, D;private static boolean A;private static List<Integer> Diff;public static void main(String[] args) {Scanner scan = new Scanner(System.in);N = scan.nextInt();String s = scan.next();String t = scan.next();int Q = scan.nextInt();S = new int[N];T = new int[N];D = 0;Diff = new ArrayList<Integer>();for (int i=0; i < N; i++) {int cs = s.charAt(i) - '0';int ct = t.charAt(i) - '0';S[i] = cs;T[i] = ct;if (cs != ct) {if (D == 0) {D = i+1;A = S[i] > T[i];} else {Diff.add(i+1);}}}for (int i=0; i < Q; i++) {String c = scan.next();int x = scan.nextInt();int y = scan.nextInt();review(c.charAt(0), x, y);if (D == 0) {System.out.println('=');} else if (A) {System.out.println('>');} else {System.out.println('<');}}scan.close();}private static void review(char c, int x, int y) {if (c == 'S') {if (S[x-1] == y) {return;}S[x-1] = y;} else {if (T[x-1] == y) {return;}T[x-1] = y;}if (D == 0 || x < D) {if (D != 0) {Diff.add(0, D);}D = x;A = S[x-1] > T[x-1];} else if (x == D) {if (S[x-1] != T[x-1]) {D = x;A = S[x-1] > T[x-1];} else if (Diff.size() > 0) {D = Diff.remove(0);A = S[D-1] > T[D-1];} else {D = 0;}} else {int i = Collections.binarySearch(Diff, x);if (i < 0) {Diff.set(-i-1, x);}}}}