DATE	PROBLEM	SOLUTION	TOPIC	IMPORTANT
JUN 1	Running Sum of 1D Array	Link	Array	💡
JUN 2	Transpose Matrix	Link	Matrix	💡
JUN 3	Range Sum Query 2D- Immutable	Link	Matrix
JUN 4	N Queens	Link	Backtracking	💡
JUN 5	N Queens II	Link	Backtracking	💡
JUN 6	Intersection of Two Linked Lists	Link	Linked List	💡
JUN 7	Merge Sorted Array	Link	Array	💡
JUN 8	Remove Palindromic Subsequences	Link	String	💡
JUN 9	Two Sum II Input - Array is Isolated	Link	Array	💡
JUN 10	Longest substring without repeating characters	Link	String, Hashtable	💡
JUN 11	Min operations to reduce X to 0		Binary Search, Hashtable	💡
JUN 12	Maximum Erasure value	Link	Hashtable
JUN 13	Triangle	Link	DP
JUN 14	Delete operation for 2 strings	Link	Strings, DP	💡
JUN 15	Longest string chain	Link	DP
JUN 16	Longest Palindromic Substring	Link	DP	💡
JUN 17	Binary tree cameras	Link	Tree	💡
JUN 18	Prefix and suffix search		Trie
JUN 19	Search Suggestions System	Link	Binary Search	💡
JUN 20	Short Encoding of Words		Trie, Hashtable
JUN 21	Furthest Building You Can Reach		Greedy, Heap	💡
JUN 22	Kth Largest Element in an Array	Link	Array	💡
JUN 23	Course Schedule III	Link	Greedy, Heap	💡
JUN 24	Construct Target Array With Multiple Sums		Array
JUN 25	Non-decreasing Array		Array
JUN 26	Maximum Points You Can Obtain from Cards		Sliding Window	💡
JUN 27	Partitioning Into Minimum Number Of Deci-Binary Numbers		Greedy
JUN 28	Minimum Deletions to Make Character Frequencies Unique	Link	Greedy
JUN 29	Queue Reconstruction by Height	Link	Greedy	💡
JUN 30	Minimum Moves to Equal Array Elements II	Link	Array	💡