Algorithm Practice
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  • Introduction
  • Lintcode
  • Leetcode
    • Math
    • Tree
    • Graph
    • Two Pointers
    • Linked List
    • Topological Sort
    • Hash Table
    • Trie
    • Sort
    • Binary Search
    • Heap
    • Breadth First Search
    • Stack
      • 20 Valid Parentheses
      • 71 Simplify Path
      • 84 Largest Rectangle in Histogram
      • 85 Maximal Rectangle
      • 150 Evaluate Reverse Polish Notation
      • 155 Min Stack
      • 173 Binary Search Tree Iterator
      • 224 Basic Calculator
      • 225 Implement Stack using Queues
      • 232 Implement Queue using Stacks
      • 255 Verify Preorder Sequence in Binary Search Tree
      • 316 Remove Duplicate Letters
      • 331 Verify Preorder Serialization of a Binary Tree
      • 341 Flatten Nested List Iterator
      • 385 Mini Parser
      • 394 Decode String
      • 402 Remove K Digits
      • 439 Ternary Expression Parser
      • 456 132 Pattern
      • 496 Next Greater Element I
      • 503 Next Greater Element II
      • 581 Shortest Unsorted Continuous Subarray
      • 591 Tag Validator
      • 636 Exclusive Time of Functions
      • 654 Maximum Binary Tree
      • 682 Baseball Game
      • 726 Number of Atoms
      • 735 Asteroid Collision
      • 739 Daily Temperatures
      • 770 Basic Calculator IV
      • 772 Basic Calculator III
    • Backtracking
    • Dynamic Programming
    • Union Find
    • Scan Line
    • String
    • Reservoir Sampling
    • Recursion
  • Google
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  1. Leetcode

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20 Valid Parentheses71 Simplify Path84 Largest Rectangle in Histogram85 Maximal Rectangle150 Evaluate Reverse Polish Notation155 Min Stack173 Binary Search Tree Iterator224 Basic Calculator225 Implement Stack using Queues232 Implement Queue using Stacks255 Verify Preorder Sequence in Binary Search Tree316 Remove Duplicate Letters331 Verify Preorder Serialization of a Binary Tree341 Flatten Nested List Iterator385 Mini Parser394 Decode String402 Remove K Digits439 Ternary Expression Parser456 132 Pattern496 Next Greater Element I503 Next Greater Element II581 Shortest Unsorted Continuous Subarray591 Tag Validator636 Exclusive Time of Functions654 Maximum Binary Tree682 Baseball Game726 Number of Atoms735 Asteroid Collision739 Daily Temperatures770 Basic Calculator IV772 Basic Calculator III
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