Problem Given a string of digits S, insert a minimum number of opening and closing parentheses into it such that...
Category: C
Problem statement Vestigium means “trace” in Latin. In this problem we work with Latin squares and matrix traces. The trace of...
In this blog, I will cover some approaches using which, you can reverse linked list in place. Consider we have a...
Continuation of my previous blog Demo for the above code is here Please comment if you have any doubts in the...
Often we come across interview questions like , find all occurances of a given substring within a string. What are the...