Arai 60

[ktakada42]

https://1kohei1.com/leetcode/

[ktakada42]

LinkedList

• [ ] Linked List Cycle
• [ ] Linked List Cycle II
• [ ] Remove Duplicates from Sorted List
• [ ] Remove Duplicates from Sorted List II
• [ ] Add Two Numbers

[ktakada42]

Stack

• [ ] Valid Parentheses
• [ ] Reverse Linked List

[ktakada42]

Heap, PriorityQueue

• [ ] Kth Largest Element in a Stream
• [ ] Top K Frequent Elements
• [ ] Find K Pairs with Smallest Sums

[ktakada42]

HashMap

• [ ] Two Sum
• [ ] Group Anagrams
• [ ] Intersection of Two Arrays
• [ ] Unique Email Addresses
• [ ] First Unique Character in a String
• [ ] Subarray Sum Equals K

[ktakada42]

Graph, BFS, DFS

• [ ] Number of Islands
• [ ] Max Area of Island
• [ ] Number of Connected Components in an Undirected Graph
• [ ] Word Ladder

[ktakada42]

Tree, BT, BST

• [ ] Maximum Depth of Binary Tree
• [ ] Minimum Depth of Binary Tree
• [ ] Merge Two Binary Trees
• [ ] Convert Sorted Array to Binary Search Tree
• [ ] Path Sum
• [ ] Binary Tree Level Order Traversal
• [ ] Binary Tree Zigzag Level Order Traversal
• [ ] Validate Binary Search Tree
• [ ] Construct Binary Tree from Preorder and Inorder Traversal

[ktakada42]

Sort

• [ ] Sorting Algorithms Animations

[ktakada42]

Dynamic Programming

• [ ] Paint Fence
• [ ] Longest Increasing Subsequence
• [ ] Maximum Subarray
• [ ] Unique Paths
• [ ] Unique Paths II
• [ ] House Robber
• [ ] House Robber II
• [ ] Best Time to Buy and Sell Stock
• [ ] Best Time to Buy and Sell Stock II
• [ ] Word Break
• [ ] Coin Change

[ktakada42]

Binary Search

• [ ] Search Insert Position
• [ ] Find Minimum in Rotated Sorted Array
• [ ] Search in Rotated Sorted Array
• [ ] Capacity To Ship Packages Within D Days

[ktakada42]

Recursion

• [ ] Pow(x, n)
• [ ] K-th Symbol in Grammar
• [ ] Split BST

[ktakada42]

Sliding Window

• [ ] Longest Substring Without Repeating Characters
• [ ] Minimum Size Subarray Sum

[ktakada42]

Greedy + Backtracking

• [ ] Permutations
• [ ] Subsets
• [ ] Combination Sum
• [ ] Generate Parentheses

[ktakada42]

その他

• [ ] Move Zeroes
• [ ] Meeting Rooms
• [ ] Meeting Rooms II
• [ ] Is Subsequence
• [ ] Next Permutation
• [ ] String to Integer (atoi)
• [ ] ZigZag Conversion