Submission #42909300

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Source Code Expand

import java.util.LinkedList;
import java.util.Scanner;

public class Main{
    static Scanner sc = new Scanner(System.in);

    public static void solve() {
        int n = sc.nextInt();
        char[]chars = sc.next().toCharArray();
        LinkedList<Character>list = new LinkedList<>();
        int cnt = 0;
        for(char c : chars){
            if(c != '(' && c != ')'){
                list.add(c);
                continue;
            }
            if(c =='('){
                cnt++;
                list.add(c);
                continue;
            }else{
                if(cnt != 0){
                    cnt--;
                    while (list.getLast() != '('){
                        list.pollLast();
                    }
                    list.pollLast();
                }else{
                    list.add(c);
                }
            }
        }
        StringBuilder bd = new StringBuilder();
        for(char c : list){
            bd.append(c);
        }
        System.out.println(bd.toString());
    }

    public static char[][] getG(int n,int m){
       char[][]chars = new char[n][m];
        for (int i = 0; i < n; i++) {
            chars[i] = sc.next().toCharArray();
        }
        return chars;
    }

    public static void main(String[] args) {
        int n = 1;
        for (int i = 0; i < n; i++) {
            solve();
        }
    }
}

Submission Info

Judge Result