Leetcode

I will try to use many ways to solve the Leetcode problem

Used to focus on "LeetCode 75" and "Daily Problem".

Main language

Question DB

My Leetcode account

How to Use LeetCode Effectively

step 1: start by top 100 liked questions

step 2: focus on the questions by topic

step 3: order the questions from the highest to lowest acceptance rate

step 4: learn from the solutions

step 5: revisit the problems (one or two weeks later until you are 100% confident to solve them )

step 6: solve company specific questions

Name		Name	Last commit message	Last commit date
Latest commit History 105 Commits
1. Two Sum		1. Two Sum
100. Same Tree		100. Same Tree
102. Binary Tree Level Order Traversal		102. Binary Tree Level Order Traversal
1025. Divisor Game		1025. Divisor Game
104. Maximum Depth of Binary Tree		104. Maximum Depth of Binary Tree
1046. Last Stone Weight		1046. Last Stone Weight
1061. Lexicographically Smallest Equivalent String		1061. Lexicographically Smallest Equivalent String
1071. Greatest Common Divisor of Strings		1071. Greatest Common Divisor of Strings
11. Container With Most Water		11. Container With Most Water
1137. N-th Tribonacci Number		1137. N-th Tribonacci Number
118. Pascal's Triangle		118. Pascal's Triangle
121. Best Time to Buy and Sell Stock		121. Best Time to Buy and Sell Stock
125. Valid Palindrome		125. Valid Palindrome
13. Roman to Integer		13. Roman to Integer
131. Palindrome Partitioning		131. Palindrome Partitioning
134. Gas Station		134. Gas Station
1342. Number of Steps to Reduce a Number to Zero		1342. Number of Steps to Reduce a Number to Zero
136. Single Number		136. Single Number
1379. Find a Corresponding Node of a Binary Tree in a Clone of That Tree		1379. Find a Corresponding Node of a Binary Tree in a Clone of That Tree
14. Longest Common Prefix		14. Longest Common Prefix
141. Linked List Cycle		141. Linked List Cycle
142. Linked List Cycle II		142. Linked List Cycle II
144. Binary Tree Preorder Traversal		144. Binary Tree Preorder Traversal
1443. Minimum Time to Collect All Apples in a Tree		1443. Minimum Time to Collect All Apples in a Tree
1470. Shuffle the Array		1470. Shuffle the Array
1480. Running Sum of 1d Array		1480. Running Sum of 1d Array
1486. XOR Operation in an Array		1486. XOR Operation in an Array
149. Max Points on a Line		149. Max Points on a Line
1519. Number of Nodes in the Sub-Tree With the Same Label		1519. Number of Nodes in the Sub-Tree With the Same Label
1523. Count Odd Numbers in an Interval Range		1523. Count Odd Numbers in an Interval Range
1626. Best Team With No Conflicts		1626. Best Team With No Conflicts
1672. Richest Customer Wealth		1672. Richest Customer Wealth
1689. Partitioning Into Minimum Number Of Deci-Binary Numbers		1689. Partitioning Into Minimum Number Of Deci-Binary Numbers
1706. Where Will the Ball Fall		1706. Where Will the Ball Fall
1833. Maximum Ice Cream Bars		1833. Maximum Ice Cream Bars
1863. Sum of All Subset XOR Totals		1863. Sum of All Subset XOR Totals
190. Reverse Bits		190. Reverse Bits
191. Number of 1 Bits		191. Number of 1 Bits
1920. Build Array from Permutation		1920. Build Array from Permutation
1929. Concatenation of Array		1929. Concatenation of Array
20. Valid Parentheses		20. Valid Parentheses
200. Number of Islands		200. Number of Islands
202. Happy Number		202. Happy Number
205. Isomorphic Strings/zip		205. Isomorphic Strings/zip
206. Reverse Linked List		206. Reverse Linked List
21. Merge Two Sorted Lists		21. Merge Two Sorted Lists
219. Contains Duplicate II		219. Contains Duplicate II
2244. Minimum Rounds to Complete All Tasks		2244. Minimum Rounds to Complete All Tasks
2246. Longest Path With Different Adjacent Characters		2246. Longest Path With Different Adjacent Characters
226. Invert Binary Tree		226. Invert Binary Tree
231. Power of Two		231. Power of Two
235. Lowest Common Ancestor of a Binary Search Tree		235. Lowest Common Ancestor of a Binary Search Tree
237. Delete Node in a Linked List		237. Delete Node in a Linked List
2469. Convert the Temperature		2469. Convert the Temperature
2550. Count Collisions of Monkeys on a Polygon		2550. Count Collisions of Monkeys on a Polygon
2553. Separate the Digits in an Array		2553. Separate the Digits in an Array
26. Remove Duplicates from Sorted Array		26. Remove Duplicates from Sorted Array
278. First Bad Version		278. First Bad Version
290. Word Pattern		290. Word Pattern
338. Counting Bits		338. Counting Bits
342. Power of Four		342. Power of Four
35. Search Insert Position		35. Search Insert Position
383. Ransom Note		383. Ransom Note
392. Is Subsequence		392. Is Subsequence
409. Longest Palindrome		409. Longest Palindrome
412. Fizz Buzz		412. Fizz Buzz
43. Multiply Strings		43. Multiply Strings
438. Find All Anagrams in a String		438. Find All Anagrams in a String
45. Jump Game II		45. Jump Game II
452. Minimum Number of Arrows to Burst Balloons		452. Minimum Number of Arrows to Burst Balloons
476. Number Complement		476. Number Complement
491. Non-decreasing Subsequences		491. Non-decreasing Subsequences
5. Longest Palindromic Substring		5. Longest Palindromic Substring
509. Fibonacci Number		509. Fibonacci Number
520. Detect Capital		520. Detect Capital
54. Spiral Matrix		54. Spiral Matrix
57. Insert Interval		57. Insert Interval
589. N-ary Tree Preorder Traversal		589. N-ary Tree Preorder Traversal
62. Unique Paths		62. Unique Paths
645. Set Mismatch		645. Set Mismatch
66. Plus One		66. Plus One
67. Add Binary		67. Add Binary
69. Sqrt(x)		69. Sqrt(x)
692. Top K Frequent Words		692. Top K Frequent Words
693. Binary Number with Alternating Bits		693. Binary Number with Alternating Bits
7. Reverse Integer		7. Reverse Integer
70. Climbing Stairs		70. Climbing Stairs
704. Binary Search		704. Binary Search
724. Find Pivot Index		724. Find Pivot Index
733. Flood Fill		733. Flood Fill
746. Min Cost Climbing Stairs		746. Min Cost Climbing Stairs
783. Minimum Distance Between BST Nodes		783. Minimum Distance Between BST Nodes
876. Middle of the Linked List		876. Middle of the Linked List
88. Merge Sorted Array		88. Merge Sorted Array
904. Fruit Into Baskets		904. Fruit Into Baskets
918. Maximum Sum Circular Subarray		918. Maximum Sum Circular Subarray
926. Flip String to Monotone Increasing		926. Flip String to Monotone Increasing
93. Restore IP Addresses		93. Restore IP Addresses
938. Range Sum of BST		938. Range Sum of BST
94. Binary Tree Inorder Traversal		94. Binary Tree Inorder Traversal

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