Leetcode July 2020 Challenge Solutions | |

Solutions will be in CPP, might add solutions in other languages as well later.

Challenge Link

Week 1 ✅

1. Arranging Coins ➡️ CPP Solution
2. Binary Tree Level Order Traversal II ➡️ CPP Solution
3. Prison Cells After N Days ➡️ CPP Solution
4. Ugly Number II ➡️ CPP Solution
5. Hamming Distance ➡️ CPP Solution
6. Plus One ➡️ CPP Solution
7. Island Perimeter ➡️ CPP Solution

Week 2 ✅

1. 3Sum ➡️ CPP Solution
2. Maximum Width of Binary Tree ➡️ CPP Solution
3. Flatten a Multilevel Doubly Linked List ➡️ CPP Solution
4. Subsets ➡️ CPP Solution
5. Reverse Bits ➡️ CPP Solution
6. Same Tree ➡️ CPP Solution
7. Angle Between Hands of a Clock ➡️ CPP Solution

Week 3 ✅

1. Reverse Words in a String ➡️ JS Solution
2. Pow(x, n) ➡️ CPP Solution
3. Top K Frequent Elements ➡️ CPP Solution
4. Course Schedule II ➡️ CPP Solution
5. Add Binary ➡️ CPP Solution
6. Remove Linked List Elements ➡️ CPP Solution
7. Word Search ➡️ CPP Solution

Week 4 ✅

1. Binary Tree Zigzag Level Order Traversal ➡️ CPP Solution
2. Single Number III ➡️ CPP Solution
3. All Paths From Source to Target ➡️ CPP Solution
4. Find Minimum in Rotated Sorted Array II ➡️ CPP Solution
5. Add Digits ➡️ CPP Solution
6. Construct Binary Tree from Inorder and Postorder Traversal ➡️ CPP Solution
7. Task Scheduler ➡️ CPP Solution

Week 5 ✅

1. Best Time to Buy and Sell Stock with Cooldown ➡️ CPP Solution
2. Word Break II ➡️ CPP Solution
3. Climbing Stairs ➡️ CPP Solution

Other Challenges 💪

• Leetcode August 2020 Challenge

• Leetcode September 2020 Challenge

• Leetcode October 2020 Challenge

• Leetcode November 2020 Challenge

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