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Премиум
  • Урок 1. 00:00:51
    Introduction
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    Introduction
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    What are Trees
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    Exercise- Building a Tree
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    Solution- insert()
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    Solution- find()
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    Traversing Trees
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    Recursion
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    Depth First Traversals
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    Depth and Height of Nodes
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    Minimum Value in a Tree
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    Exercise- Equality Checking
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    Solution- Equality Checking
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    Exercise- Validating Binary Search Trees
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    Solution- Validating Binary Search Trees
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    Exercise- Nodes at K Distance
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    Solution- Nodes at K Distance from the Root
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    Level Order Traversal
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    Summary
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    Introduction
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    Balanced and Unbalanced Trees
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    Rotations
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    AVL Trees
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    Exercise- Building an AVL Tree
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    Solution- insert()
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    Exercise- Height Calculation
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    Solution- Height Calculation
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    Exercise- Balance Factor
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    Solution- Balance Factor
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    Exercise- Detecting Rotations
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    Solution- Detecting Rotations
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    Exercise- Implementing Rotations
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    Solution- Implementing Rotations
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    Summary
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    Introduction
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    What are Heaps
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    Exercise- Building a Heap
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    Solution- insert()
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    Solution- remove()
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    Solution - Edge Cases
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    Heap Sort
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    Priority Queues
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    Exercise- Heapify
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    Solution- Heapify
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    Solution- Optimization
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    Exercise- Kth Largest Item
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    Solution- Kth Largest Item
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    Summary
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    Introduction
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    What are Tries
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    What are Tries
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    Solution- Building a Trie
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    An Implementation with a HashTable
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    A Better Abstraction
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    Exercise- Looking Up a Word
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    Solution- Looking Up a Word
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    Traversals
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    Exercise- Removing a Word
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    Solution- Removing a Word
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    Exercise- Auto Completion
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    Solution- Auto Completion
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    Summary
  • Урок 63. 00:00:27
    Introduction
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    What are Graphs
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    Adjacency Matrix
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    Adjacency List
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    Exercise- Building a Graph
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    Solution- Adding Nodes and Edges
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    Solution- Removing Nodes and Edges
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    Traversal Algorithms
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    Exercise- Depth-first Traversal (Recursive)
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    Solution- Depth-first Traversal (Recursive)
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    Exercise- Depth-first Traversal (Iterative)
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    Solution- Depth-first Traversal (Iterative)
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    Exercise- Breadth-first Traversal (Iterative)
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    Solution- Breadth-first Traversal
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    Exercise- Topological Sorting
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    Solution- Topological Sort
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    Exercise- Cycle Detection (Directed Graphs)
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    Solution- Cycle Detection (Directed Graphs)
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    Graphs Summary
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    Introduction
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    Exercise- Weighted Graphs
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    Solution- Weighted Graphs
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    An Object-oriented Solution
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    Dijkstra's Shortest Path Algorithm
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    Exercise- Getting the Shortest Distance
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    Solution- The Shortest Distance
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    Solution- Shortest Path
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    Exercise- Cycle Detection (Undirected Graphs)
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    Solution- Cycle Detection (Undirected Graphs)
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    Minimum Spanning Tree
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    Exercise- Prim's Algorithm
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    Solution- Prim's Algorithm