June-LeetCode-30dayChallenge

Repository to house the solutions to June LeetCode Challenge

Solutions are mostly in JAVA and Python

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Week 1

• Day 1 (Invert Binary Tree) Original Tweet : Max Howell

• Day 2 (Delete Node in a Linked List)

• Day 3 (Two City Scheduling)

• Day 4 (Reverse String)

• Day 5 (Random Pick with Weight)

• Day 6 (Queue Reconstruction by Height)

• Day 7 (Coin Change 2)

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Week 2

• Day 8 (Power of Two)

• Day 9 (Is Subsequence)

• Day 10 (Search Insert Position)

• Day 11 (Sort Colors)

• Day 12 (Insert,Delete,GetRandom O(1))

• Day 13 (Largest Divisible Subset)

• Day 14 (Cheapest Flights within K stops)

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Week 3

• Day 15 (Search in Binary Search Tree)

• Day 16 (Validate IP Address)

• Day 17 (Surrounded Regions)

• Day 18 (H-Index II)

• Day 19 (Longest Duplicate Substring)

• Day 20 (Permutation Sequence)

• Day 21 (Dungeon Game)

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Week 4

• Day 22 (Single Number II)

• Day 23 (Count Complete Tree Nodes)

• Day 24 (Unique Binary Search Trees)

• Day 25 (Find the Duplicate Number)

• Day 26 (Sum Root to Leaf Numbers)

• Day 27 (Perfect Squares)

• Day 28 (Reconstruct Itinerary)

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Week 5

• Day 29 (Unique Paths)

• Day 30 (Word Search II)