Program_WriteUps Write ups for various leet code or adjacent projects I have completed LeetCode_Blind75_Doc Blind 75 (12/75) # Date Item Difficulty Completed Language Filename 1 20241002 two sum easy ✅ python two_sum.py 2 20241003 best time to buy and sell stock easy ✅ python best_time_2_buy.py 3 20241003 contains duplicate easy ✅ python contains_duplicate.py 4 20241003 copy of array except self medium ✅ python copy_except_self.py 5 maximum subarray 6 maximum product subarray 7 20241003 find minimum in rotated sorted array medium ✅ python find_min_rotated_array.py 8 20241004 search in rotated array medium ✅ python search_rotated_array.py 9 3 sum 10 20241004 container with most water medium ✅ Java ContainerWithMostWater.java 11 20241005 sum of two integers medium ✅ C SumOfTwoInts.c 12 20241005 number of 1 bits easy ✅ C NumOfOneBits.c 13 couting bits 14 20241010 missing number easy ✅ python missing_num.py 15 reverse bits 16 climbing stairs 17 coin change 18 longest increasing subsequence 19 longest common subsequence 20 word break problem 21 combination sum 22 house robber 23 house robber II 24 decode ways 25 unique paths 26 jump game 27 clone graph 28 course schedule 29 pacific atlantic water flow 30 number of islands 31 longest consecutive sequence 32 alien dictionary (PREMIUM) 33 graph valid tree (PREMIUM) 34 number of connected components in undirected graph (PREMIUM) 35 insert interval 36 merge interval 37 non-overlapping intervals 38 meeting rooms (PREMIUM) 39 meeting rooms II (PREMIUM) 40 reverse a linked list 41 detect cycle in a linked list 42 merge two sorted lists 43 merge k sorted lists 44 remove nth node from end of list 45 reorder list 46 set matrix zeros 47 spiral matrix 48 20250714 rotate image medium ✅ Java RotateImage.java 49 word search 50 longest substring without repeating characters 51 longest repeating character replacement 52 minimum window substring 53 valid anagram 54 20250711 valid parentheses easy ✅ python valid_parentheses.py 55 valid palindrome 56 longest palindromic substring 57 palindromic substring 58 encode and decode strings (PREMIUM) 59 maximum depth of binary tree 60 same tree 61 invert/flip binary tree 62 binary tree maximum path sum 63 binary tree level order traversal 64 serialize and deserialize binary tree 65 subtree of another tree 66 construct binary tree from preorder and inorder traversal 67 validate binary search tree 68 kth smallest element in a bst 69 lowest common ancestor of bst 70 implement trie 71 add and search word 72 word search ii 73 merge k sorted lists 74 top k frequent elements 75 find median from data stream