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Preface
Data Structure
LeetCode Tags
LeetCode Template
Patterns for Coding Questions
1. Sliding Window
2. Two Points
3. Fast & Slow pointers
4. Merge Intervals
5. Cyclic Sort
6. In-place Reversal of a LinkedList
7. Tree Breadth First Search
8. Tree Depth First Search
9. Two Heaps
10. Subsets
11. Modified Binary Search
12. Bitwise XOR
13. Top ‘K’ Elements
14. K-way merge
14.1. Merge K Sorted Lists (medium)
14.2. Kth Smallest Number in M Sorted Lists (Medium)
14.3. Kth Smallest Number in a Sorted Matrix (Hard)
14.4. Smallest Number Range (Hard)
14.5. Problem Challenge 1 - K Pairs with Largest Sums (Hard)
15. 0/1 Knapsack (Dynamic Programming)
16. Topological Sort (Graph)
17. Miscellaneous
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14. K-way merge
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14. K-way merge
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Contents:
14.1. Merge K Sorted Lists (medium)
14.2. Kth Smallest Number in M Sorted Lists (Medium)
14.3. Kth Smallest Number in a Sorted Matrix (Hard)
14.4. Smallest Number Range (Hard)
14.5. Problem Challenge 1 - K Pairs with Largest Sums (Hard)