09-29 [LeetCode][658. Find K Closest Elements] 4 Approaches: Two Pointers, Sorting, Priority Queue and Binary Search
08-02 [Leetcode][378. Kth Smallest Element in a Sorted Matrix] 3 Approaches: Sorting, Merge Sort, Binary Search
07-24 [Leetcode][240. Search a 2D Matrix II] 5 Approaches: BF, Binary Search(Row), Binary Search(Diagonal, Row, Col), Binary Search(Global), 2D Coord Axis
07-03 [LeetCode][1631. Path With Minimum Effort] 3 Approaches: BFS(Dijkstra), Binary Search, Union Find