Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Write a function to check if a given string is valid according to the rules of a balanced parentheses sequence

Hard

Problem Statement

Write a function to check if a given string is valid according to the rules of a balanced parentheses sequence

Sample Input

"({[]})"

Sample Output

true

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
import java.util.*; public class Main { public static boolean isValidParentheses() { String s = "({[]})"; // Your code here return false; } }
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Input
"({[]})"
Expected Output
true