InterviewBit Problems   Balanced Parantheses! : Unsolved

About the Balanced Parantheses! : Unsolved category (1)
Easiest and simplest solution in C++ (1)
Best in JAVA Solution with T.C. => O(N) using Stack; By : Shashank ; (1)
Run properly with Run with Costume input but in main submission it give wrong answer can anyone help (2)
Easy to understand, Stack C++ Solution (2)
O(1) space solution without stack (1)
Without Stack brahhhhh (3)
The toughest solution! (3)
Stack solution c++ (2)
Whats wrong with my code? Anyone? (1)
No need for stack (1)
Easy cpp approach (1)