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Pattern 8 of 15
Master heap-based algorithms including top K elements, two heaps for median, K-way merge, and scheduling problems with priority queues.
4
60 min
Master K-way merge pattern using min heap. Merge k sorted lists and find kth smallest in matrix.
Find top K elements using heap. Solve kth largest, top K frequent, and k closest points problems.
Solve scheduling and optimization problems using priority queue with greedy approach.
Master the two heaps technique to find median from data stream in O(log n) time.
Access theory, code examples, and practice problems.
Open DSA Learning Path