Submission #63009370

Source Code Expand

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import java.util.Scanner;
import java.util.Stack;
public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String S = in.next();
        
        Stack<Character> stack = new Stack<>();
        for (char c : S.toCharArray()) {
            if (c == '(' || c == '[' || c == '<') {
                stack.push(c);
            } else {
                if (stack.isEmpty()) {
                    System.out.println("No");
                    return;
                }
                char top = stack.pop();
 
 
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import java.util.Scanner;
import java.util.Stack;

public class Main{

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String S = in.next();
        

        Stack<Character> stack = new Stack<>();

        for (char c : S.toCharArray()) {
            if (c == '(' || c == '[' || c == '<') {
                stack.push(c);
            } else {
                if (stack.isEmpty()) {
                    System.out.println("No");
                    return;
                }
                char top = stack.pop();
                if ((c == ')' && top != '(') ||
                    (c == ']' && top != '[') ||
                    (c == '>' && top != '<')) {
                    System.out.println("No");
                    return;
                }
            }
        }

        System.out.println(stack.isEmpty() ? "Yes" : "No");
    }
}

Submission Info

Judge Result