Click here to see the problem details. Problem Overview The problem description is pretty straightforward. We are given two sorted Linked List. And we have to...

Continue reading...# LeetCode

## Insert into a Binary Search Tree | LeetCode 701 | Python | Solution

Click here to see the problem details. Read the problem details first. Concept This is clearly a Tree related problem and a medium-type problem. In my...

Continue reading...## Check if the Sentence Is Pangram | LeetCode 1832 | Python | Solution

Click here to see the problem details. It’s an easy LeetCode problem with straightforward problem details. In a simple word, we will be given a sentence...

Continue reading...## Valid Palindrome | LeetCode 125 | Python | Solution

Click here to see the problem details on LeetCode. Before solving this problem, we have to know about palindrome. According to the definition of Wikipedia: A...

Continue reading...## Sum of Unique Elements | LeetCode 1748 | Python | Solution

Click here to see the problem details. Problem Overview This one is a very much simple problem. We have to find out the sum of all...

Continue reading...## Reverse Only Letters | LeetCode 917 | Python | Solution

Click here to see the problem details. Problem Overview The problem description is pretty precise. It says that we have to return the reverse version of...

Continue reading...## Range Sum of BST | LeetCode 938 | Python | Solution

Click here to see the problem on LeetCode. A simple Tree related problem and description is pretty straightforward. We have to return the sum of values...

Continue reading...## Binary Tree Preorder Traversal | LeetCode 144 | Python | Solution

Click here to see the problem on LeetCode. The problem description is pretty straightforward. We have to return all the nodes’ values following the preorder traversal...

Continue reading...## Monotonic Array | LeetCode 896 | Python | Solution

Here is the link to the problem. See the problem description. We have to check the given array is monotonic or not. What is a monotonic...

Continue reading...## Duplicate Emails | LeetCode 182 | SQL | Solution

This one is a simple SQL problem. Here is the link to this problem. This one is an absolute beginner type problem. We have to query...

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