Python solution for Leetcode

Python solution of problems from LeetCode.

Extra Algorithms

#	Title	Solution
1	Suffix Array	Python
2	Longest Common Prefix	Python

LeetCode Algorithm

Problems 1100-1200

#	Title	Solution	Difficulty
1296	Divide Array in Sets of K Consecutive Numbers	Python	Medium
1295	Find Numbers with Even Number of Digits	Python	Easy
1291	Sequential Digits	Python	Medium
1290	Convert Binary Number in a Linked List to Integer	Python	Easy
1283	Find the Smallest Divisor Given a Threshold	Python	Medium
1282	Group the People Given the Group Size They Belong To	Python	Medium
1281	Subtract the Product and Sum of Digits of an Integer	Python	Easy
1277	Count Square Submatrices with All Ones	Python	Medium
1276	Number of Burgers with No Waste of Ingredients	Python	Medium
1275	Find Winner on a Tic Tac Toe Game	Python	Easy
1268	Search Suggestions System	Python	Medium
1267	Count Servers that Communicate	Python	Medium
1266	Minimum Time Visiting All Points	Python	Easy
1200	Minimum Absolute Difference	Python	Easy

Problems 1100-1200

#	Title	Solution	Difficulty
1191	K-Concatenation Maximum Sum	Python	Medium
1190	Reverse Substrings Between Each Pair of Parentheses	Python	Medium
1189	Maximum Number of Balloons	Python	Easy
1186	Maximum Subarray Sum with One Deletion	Python	Medium
1185	Day of the Week	Python	Easy
1184	Distance Between Bus Stops	Python	Easy

Problems 1000-1100

#	Title	Solution	Difficulty
1092	Shortest Common Supersequence	Python	Hard
1091	Shortest Path in Binary Matrix	Python	Medium
1090	Largest Values From Labels	Python	Medium
1089	Duplicate Zeros	Python	Easy
1088	Confusing Number II	Python	Hard
1087	Brace Expansion	Python	Medium
1086	High Five	Python	Medium
1085	Sum of Digits in the Minimum Number	Python	Medium
1081	Smallest Subsequence of Distinct Characters	Python	Medium
1080	Insufficient Nodes in Root to Leaf Paths	Python	Medium
1079	Letter Tile Possibilities	Python	Medium
1078	Occurrences After Bigram	Python	Easy
1074	Number of Submatrices That Sum to Target	Python	Hard
1073	Adding Two Negabinary Numbers	Python	Medium
1072	Flip Columns For Maximum Number of Equal Rows	Python	Medium
1071	Greatest Common Divisor of Strings	Python	Easy
1065	Index Pairs of a String	Python	Easy
1064	Fixed Point	Python	Easy
1054	Distant Barcodes	Python	Medium
1053	Previous Permutation With One Swap	Python	Medium
1052	Grumpy Bookstore Owner	Python	Medium
1051	Height Checker	Python	Easy
1048	Longest String Chain	Python	Medium
1047	Remove All Adjacent Duplicates In String	Python	Easy
1046	Last Stone Weight	Python	Easy
1044	Longest Duplicate Substring	Python	Hard
1043	Partition Array for Maximum Sum	Python	Medium
1042	Flower Planting With No Adjacent	Python	Easy
1041	Robot Bounded In Circle	Python	Easy
1039	Minimum Score Triangulation of Polygon	Python	Medium
1038	Binary Search Tree to Greater Sum Tree	Python	Medium
1037	Valid Boomerang	Python	Easy
1035	Uncrossed Lines	Python	Medium
1034	Coloring A Border	Python	Medium
1033	Moving Stones Until Consecutive	Python	Easy
1032	Stream of Characters	Python	Hard
1031	Maximum Sum of Two Non-Overlapping Subarrays	Python	Medium
1030	Matrix Cells in Distance Order	Python	Easy
1029	Two City Scheduling	Python	Easy
1028	Recover a Tree From Preorder Traversal	Python	Hard
1027	Longest Arithmetic Sequence	Python	Medium
1026	Maximum Difference Between Node and Ancestor	Python	Medium
1025	Divisor Game	Python	Easy
1023	Camelcase Matching	Python	Medium
1022	Sum of Root To Leaf Binary Numbers	Python	Easy
1021	Remove Outermost Parentheses	Python	Easy
1020	Number of Enclaves	Python	Medium
1019	Next Greater Node In Linked List	Python	Medium
1018	Binary Prefix Divisible By 5	Python	Easy
1017	Convert to Base -2	Python	Medium
1016	Binary String With Substrings Representing 1 To N	Python	Medium
1015	Smallest Integer Divisible by K	Python	Medium
1014	Best Sightseeing Pair	Python	Medium
1013	Partition Array Into Three Parts With Equal Sum	Python	Easy
1011	Capacity To Ship Packages Within D Days	Python	Medium
1010	Pairs of Songs With Total Durations Divisible by 60	Python	Easy
1009	Complement of Base 10 Integer	Python	Easy
1008	Construct Binary Search Tree from Preorder Traversal	Python	Medium
1007	Minimum Domino Rotations For Equal Row	Python	Medium
1006	Clumsy Factorial	Python	Medium
1005	Maximize Sum Of Array After K Negations	Python	Easy
1004	Max Consecutive Ones III	Python	Medium
1003	Check If Word Is Valid After Substitutions	Python	Medium
1002	Find Common Characters	Python	Easy

Problems 900-1000

#	Title	Solution	Difficulty
999	Available Captures for Rook	Python	Medium
998	Maximum Binary Tree II	Python	Easy
997	Find the Town Judge	Python	Easy
995	Minimum Number of K Consecutive Bit Flips	Python	Hard
994	Rotting Oranges	Python	Easy
993	Cousins in Binary Tree	Python	Easy
991	Broken Calculator	Python	Medium
990	Satisfiability of Equality Equations	Python	Medium
989	Add to Array-Form of Integer	Python	Easy
988	Smallest String Starting From Leaf	Python	Medium
985	Sum of Even Numbers After Queries	Python	Easy
984	String Without AAA or BBB	Python	Easy
983	Minimum Cost For Tickets	Python	Medium
981	Time Based Key-Value Store	Python	Medium
977	Squares of a Sorted Array	Python	Easy
926	Flip String to Monotone Increasing	Python	Medium

Problems 600-700

#	Title	Solution	Difficulty
681	Next Closest Time	Python	Medium
674	Longest Continuous Increasing Subsequence	Python	Easy
673	Number of Longest Increasing Subsequence	Python	Medium

Problems 400-500

#	Title	Solution	Difficulty
482	License Key Formatting	Python	Easy
454	4Sum II	Python	Medium
448	Find All Numbers Disappeared in an Array	Python	Easy
442	Find All Duplicates in an Array	Python	Easy
418	Sentence Screen Fitting	Python	Medium
410	Split Array Largest Sum	Python	Hard

Problems 300-400

#	Title	Solution	Difficulty
393	UTF-8 Validation	Python	Medium
388	Longest Absolute File Path	Python	Medium
387	First Unique Character in a String	Python	Easy
380	Insert Delete GetRandom O(1)	Python	Hard
378	Kth Smallest Element in a Sorted Matrix	Python	Medium
361	Bomb Enemy	Python	Medium
350	Intersection of Two Arrays II	Python	Easy
347	Top K Frequent Elements	Python	Medium
346	Moving Average from Data Stream	Python	Easy
340	Longest Substring with At Most K Distinct Characters	Python	Hard
334	Increasing Triplet Subsequence	Python	Medium
332	Reconstruct Itinerary	Python	Medium
329	Longest Increasing Path in a Matrix	Python	Medium
328	Odd Even Linked List	Python	Easy
326	Power of Three	Python	Easy
322	Coin Change	Python	Medium
315	Count of Smaller Numbers After Self	Python	Hard
307	Range Sum Query - Mutable	Python	Medium
301	Remove Invalid Parentheses	Python	Hard

Problems 200-300q

#	Title	Solution	Difficulty
300	Longest Increasing Subsequence	Python	Medium
298	Binary Tree Longest Consecutive Sequence	Python	Medium
297	Serialize and Deserialize Binary Tree	Python	Hard
295	Find Median from Data Stream	Python	Hard
289	Game of Life	Python	Medium
287	Find the Duplicate Number	Python	Hard
285	Inorder Successor in BST	Python	Medium
283	Move Zeros	Python	Easy
281	Zigzag Iterator	Python	Medium
279	Perfect Squares	Python	Medium
268	Missing Number	Python	Easy
257	Binary Tree Paths	Python	Easy
253	Meeting Rooms II	Python	Medium
240	Search a 2D Matrix II	Python	Medium
239	Sliding Window Maximum	Python	Hard
238	Product of Array Except Self	Python	Medium
236	Lowest Common Ancestor of a Binary Tree	Python	Medium
235	Lowest Common Ancestor of a Binary Search Tree	Python	Easy
234	Palindrome Linked List	Python	Easy
230	Kth Smallest Element in a BST	Python	Medium
226	Invert Binary Tree	Python	Easy
215	Kth Largest Element in an Array	Python	Medium
210	Course Schedule II	Python	Medium
208	Implement Trie (Prefix Tree)	Python	Medium
207	Course Schedule	Python	Medium
206	Reverse Linked List	Python	Easy
203	Remove Linked List Elements	Python	Easy
200	Number of Islands	Python	Medium

Problems 100-200

#	Title	Solution	Difficulty
199	Binary Tree Right Side View	Python	Medium
191	Number of 1 Bits	Python	Easy
179	Largest Number	Python	Medium
173	Binary Search Tree Iterator	Python	Medium
170	Two Sum III - Data structure design	Python	Easy
163	Missing RangesPython	Medium
162	Find Peak Element	Python	Medium
160	Intersection of Two Linked Lists	Python	Easy
159	Longest Substring Which Contains 2 Unique Characters	Python	Hard
155	Min Stack	Python	Easy
152	Maximum Product Subarray	Python	Medium
150	Evaluate Reverse Polish Notation	Python	Medium
148	Sort List	Python	Medium
147	Insertion Sort List	Python	Medium
146	LRU Cache	Python	Hard
145	Binary Tree Postorder Traversal	Python	Hard
144	Binary Tree Preorder Traversal	Python	Medium
143	Reorder List	Python	Medium
142	Linked List Cycle II	Python	Medium
141	Linked List Cycle	Python	Medium
139	Word Break	Python	Medium
134	Gas Station	Python	Medium
132	Palindrome Partitioning II	Python	Hard
131	Palindrome Partitioning	Python	Medium
130	Surrounded Regions	Python	Medium
129	Sum Root to Leaf Numbers	Python	Medium
128	Longest Consecutive Sequence	Python	Hard
127	Word Ladder	Python	Medium
125	Valid Palindrome	Python	Easy
123	Best Time to Buy and Sell Stock III	Python	Hard
120	Triangle	Python	Medium
119	Pascal's Triangle II	Python	Easy
118	Pascal's Triangle	Python	Easy
117	Populating Next Right Pointers in Each Node II	Python	Hard
116	Populating Next Right Pointers in Each Node	Python	Medium
115	Distinct Subsequences	Python	Hard
113	Path Sum II	Python	Medium
112	Path Sum	Python	Easy
111	Minimum Depth of Binary Tree	Python	Easy
108	Convert Sorted Array to Binary Search Tree	Python	Easy
107	Binary Tree Level Order Traversal II	Python	Easy
106	Construct Binary Tree from Inorder and Postorder Traversal	Python	Medium
105	Construct Binary Tree from Preorder and Inorder Traversal	Python	Medium
103	Binary Tree Zigzag Level Order Traversal	Python	Medium
102	Binary Tree Level Order Traversal	Python	Easy
101	Symmetric Tree	Python	Easy
100	Same Tree	Python	Easy

Problems 1-100

#	Title	Solution	Difficulty
99	Recover Binary Search Tree	Python	Hard
98	Validate Binary Search Tree	Python	Medium
97	Interleaving String	Python	Hard
95	Unique Binary Search Trees II	Python	Medium
94	Binary Tree Inorder Traversal	Python	Medium
93	Restore IP Addresses	Python	Medium
92	Reverse Linked List II	Python	Medium
91	Decode Ways	Python	Medium
90	Subsets II	Python	Medium
87	Scramble String	Python	Hard
86	Partition List	Python	Medium
85	Maximal Rectangle	Python	Hard
83	Remove Duplicates from Sorted List	Python	Easy
82	Remove Duplicates from Sorted List II	Python	Medium
81	Search in Rotated Sorted Array II	Python	Medium
80	Remove Duplicates from Sorted Array II	Python	Medium
79	Word Search	Python	Medium
78	Subsets	Python	Medium
75	Sort Colors	Python	Medium
74	Search a 2D Matrix	Python	Medium
73	Set Matrix Zeroes	Python	Medium
72	Edit Distance	Python	Hard
71	Simplify Path	Python	Medium
70	Climbing Stairs	Python	Easy
67	Add Binary	Python	Easy
66	Plus One	Python	Easy
65	Valid Number	Python	Easy
64	Minimum Path Sum	Python	Medium
63	Unique Paths II	Python	Medium
62	Unique Paths	Python	Medium
61	Rotate List	Python	Medium
60	Permutation Sequence	Python	Medium
57	Insert Interval	Python	Hard
56	Merge Intervals	Python	Hard
54	Spiral Matrix	Python	Medium
53	Maximum Subarray	Python	Medium
48	Rotate Image	Python	Medium
46	Permutations	Python	Medium
45	Jump Game II	Python	Hard
44	Wildcard Matching	Python	Hard
42	Trapping Rain Water	Python	Hard
41	First Missing Positive	Python	Hard
40	Combination Sum II	Python	Medium
39	Combination Sum	Python	Medium
38	Count and Say	Python	Easy
36	Valid Sudoku	Python	Medium
34	Search for a Range	Python	Medium
33	Search in Rotated Sorted Array	Python	Hard
32	Longest Valid Parentheses	Python	Hard
31	Next Permutation	Python	Medium
30	Substring with Concatenation of All Words	Python	Hard
26	Remove Duplicates from Sorted Array	Python	Easy
25	Reverse Nodes in k-Group	Python	Hard
24	Swap Nodes in Pairs	Python	Medium
23	Merge k Sorted Lists	Python	Hard
22	Generate Parentheses	Python	Medium
19	Remove Nth Node From End of List	Python	Easy
18	4Sum	Python	Medium
17	Letter Combinations of a Phone Number	Python	Medium
16	3Sum Closest	Python	Medium
15	3Sum	Python	Medium
14	Longest Common Prefix	Python	Easy
11	Container With Most Water	Python	Medium
10	Regular Expression Matching	Python	Hard
6	ZigZag Conversion	Python	Easy
5	Longest Palindromic Substring	Python	Medium
4	Median of Two Sorted Arrays	Python	Hard
3	Longest Substring Without Repeating Characters	Python	Medium
1	Two Sum	Python	Medium