Skip to content

Tag Archives: Twitter

Given a Binary Tree, print left view of it. Left view of a Binary Tree is set of nodes visible when tree is visited from… Read More
We have discussed Knight’s tour and Rat in a Maze problem in Set 1 and Set 2 respectively. Let us discuss N Queen as another… Read More
Total number of possible Binary Search Trees with n different keys (countBST(n)) = Catalan number Cn = (2n)! / ((n + 1)! * n!) For… Read More

Start Your Coding Journey Now!