Files

.github
img
lcci
lcof
solution
- 0000-0099
- 0100-0199
  - 0100.Same Tree
  - 0101.Symmetric Tree
  - 0102.Binary Tree Level Order Traversal
  - 0103.Binary Tree Zigzag Level Order Traversal
  - 0104.Maximum Depth of Binary Tree
  - 0105.Construct Binary Tree from Preorder and Inorder Traversal
  - 0106.Construct Binary Tree from Inorder and Postorder Traversal
  - 0107.Binary Tree Level Order Traversal II
  - 0108.Convert Sorted Array to Binary Search Tree
  - 0109.Convert Sorted List to Binary Search Tree
  - 0110.Balanced Binary Tree
  - 0111.Minimum Depth of Binary Tree
  - 0112.Path Sum
  - 0113.Path Sum II
  - 0114.Flatten Binary Tree to Linked List
  - 0115.Distinct Subsequences
  - 0116.Populating Next Right Pointers in Each Node
  - 0117.Populating Next Right Pointers in Each Node II
  - 0118.Pascal's Triangle
  - 0119.Pascal's Triangle II
  - 0120.Triangle
  - 0121.Best Time to Buy and Sell Stock
  - 0122.Best Time to Buy and Sell Stock II
  - 0123.Best Time to Buy and Sell Stock III
  - 0124.Binary Tree Maximum Path Sum
  - 0125.Valid Palindrome
  - 0126.Word Ladder II
  - 0127.Word Ladder
  - 0128.Longest Consecutive Sequence
  - 0129.Sum Root to Leaf Numbers
  - 0130.Surrounded Regions
  - 0131.Palindrome Partitioning
  - 0132.Palindrome Partitioning II
  - 0133.Clone Graph
  - 0134.Gas Station
  - 0135.Candy
  - 0136.Single Number
  - 0137.Single Number II
  - 0138.Copy List with Random Pointer
  - 0139.Word Break
  - 0140.Word Break II
  - 0141.Linked List Cycle
  - 0142.Linked List Cycle II
  - 0143.Reorder List
  - 0144.Binary Tree Preorder Traversal
  - 0145.Binary Tree Postorder Traversal
  - 0146.Lru Cache
  - 0147.Insertion Sort List
  - 0148.Sort List
  - 0149.Max Points on a Line
  - 0150.Evaluate Reverse Polish Notation
  - 0151.Reverse Words in a String
  - 0152.Maximum Product Subarray
  - 0153.Find Minimum in Rotated Sorted Array
  - 0154.Find Minimum in Rotated Sorted Array II
  - 0155.Min Stack
  - 0156.Binary Tree Upside Down
  - 0157.Read N Characters Given Read4
  - 0158.Read N Characters Given Read4 II - Call multiple times
  - 0159.Longest Substring with At Most Two Distinct Characters
    - README.md
    - README_EN.md
  - 0160.Intersection of Two Linked Lists
  - 0161.One Edit Distance
  - 0162.Find Peak Element
  - 0163.Missing Ranges
  - 0164.Maximum Gap
  - 0165.Compare Version Numbers
  - 0166.Fraction to Recurring Decimal
  - 0167.Two Sum II - Input array is sorted
  - 0168.Excel Sheet Column Title
  - 0169.Majority Element
  - 0170.Two Sum III - Data structure design
  - 0171.Excel Sheet Column Number
  - 0172.Factorial Trailing Zeroes
  - 0173.Binary Search Tree Iterator
  - 0174.Dungeon Game
  - 0175.Combine Two Tables
  - 0176.Second Highest Salary
  - 0177.Nth Highest Salary
  - 0178.Rank Scores
  - 0179.Largest Number
  - 0180.Consecutive Numbers
  - 0181.Employees Earning More Than Their Managers
  - 0182.Duplicate Emails
  - 0183.Customers Who Never Order
  - 0184.Department Highest Salary
  - 0185.Department Top Three Salaries
  - 0186.Reverse Words in a String II
  - 0187.Repeated DNA Sequences
  - 0188.Best Time to Buy and Sell Stock IV
  - 0189.Rotate Array
  - 0190.Reverse Bits
  - 0191.Number of 1 Bits
  - 0192.Word Frequency
  - 0193.Valid Phone Numbers
  - 0194.Transpose File
  - 0195.Tenth Line
  - 0196.Delete Duplicate Emails
  - 0197.Rising Temperature
  - 0198.House Robber
  - 0199.Binary Tree Right Side View
- 0200-0299
- 0300-0399
- 0400-0499
- 0500-0599
- 0600-0699
- 0700-0799
- 0800-0899
- 0900-0999
- 1000-1099
- 1100-1199
- 1200-1299
- 1300-1399
- 5000-5099
- README.md
- README_EN.md
- leetcode.json
- summary.md
- summary_en.md
.gitignore
LICENSE
README.md
README_EN.md
index.html
summary.md
summary_en.md

README_EN.md

History

159. Longest Substring with At Most Two Distinct Characters

Description

None

Provide feedback

Saved searches

Use saved searches to filter your results more quickly

Files

README_EN.md

README_EN.md

159. Longest Substring with At Most Two Distinct Characters

Description

Solutions

Python3

Java

...

Files

README_EN.md

Latest commit

History

README_EN.md

File metadata and controls

159. Longest Substring with At Most Two Distinct Characters

Description

Solutions

Python3

Java

...