Solutions for Leetcode May 2020 in JAVA | |

Challenge Link : Leetcode

Recommended YOUTUBE channel : Akshay Goyal, Naresh Gupta

WEEK 1

Q. First Bad Version ➡️ Solution

Q. Jewels and Stones ➡️ Solution

Q. Ransom Note ➡️ Solution

Q. Number Complement ➡️ Solution

Q. First Unique Character in a String ➡️ Solution

Q. Majority Element ➡️ Solution

Q. Cousins in Binary Tree ➡️ Solution

WEEK 2

Q. Check If It Is a Straight Line ➡️ Solution

Q. Valid Perfect Square ➡️ Solution

Q. Find the Town Judge ➡️ Solution

Q. Flood Fill ➡️ Solution

Q. Single Element in a Sorted Array ➡️ Solution

Q. Remove K Digits ➡️ Solution

Q. Implement Trie (Prefix Tree) ➡️ Solution

WEEK 3

• Maximum Sum Circular Subarray

• Odd Even Linked List

• Find All Anagrams in a String

• Permutation in String

• Online Stock Span

• Kth Smallest Element in a BST

• Count Square Submatrices with All Ones

WEEK 4

• Sort Characters By Frequency

• Interval List Intersections

• Construct Binary Search Tree from Preorder Traversal

• Uncrossed Lines

• Contiguous Array

• Possible Bipartition

• Counting Bits

WEEK 5

• Course Schedule

• K Closest Points to Origin

• Edit Distance