Find duplicate parenthesis in an expression
Given a balanced expression that can contain opening and closing parenthesis, check if the expression contains any duplicate parenthesis or not.
Category: String
Check if an expression is balanced or not
Given a string containing opening and closing braces, check if it represents a balanced expression or not.
Determine whether a string is a palindrome or not
Write a program to determine if a given string is palindrome or not. A palindromic string is a string that remains the same with its characters reversed.
Shortest Superstring Problem
Given a list of strings where no string is a substring of another, find the shortest string that contains each string in the list as a substring.
Difference between Subarray, Subsequence, and Subset
This post will discuss the difference between a subarray, a substring, a subsequence, and a subset.
Reverse a string using recursion – C, C++, and Java
Write a recursive program to efficiently reverse a given string in C, C++, and Java.
Iterative solution to reverse a string in C++ and Java
Write an iterative program to reverse a string in C++ and Java.