Name	Name	Last commit message	Last commit date
Latest commit KnowledgeCenterYoutube Leetcode 938 - Range Sum of BST (C++) Dec 14, 2021 de94beb · Dec 14, 2021 History 161 Commits
100_Same_Tree	100_Same_Tree	Adds youtube video link	Jul 13, 2020
1022_Sum_of_Root_To_Leaf_Binary_Numbers	1022_Sum_of_Root_To_Leaf_Binary_Numbers	Leetcode 1022 - Sum of Root To Leaf Binary Numbers (C++, Java, Python)	Sep 8, 2020
102_Binary_Tree_Level_Order_Traversal	102_Binary_Tree_Level_Order_Traversal	Leetcode 102 - Binary Tree Level Order Traversal (C++, Python)	May 20, 2021
1032_Stream_of_Characters	1032_Stream_of_Characters	Leetcode 1032 - Stream of Characters (C++, Java, Python)	Aug 23, 2020
103_BinaryTree_zigzag_Traversal	103_BinaryTree_zigzag_Traversal	Leetcode 103: Binary Tree Zigzag Level Order Traversal	Jul 22, 2020
104_Maximum_Depth_of_Binary_Tree	104_Maximum_Depth_of_Binary_Tree	Leetcode 104 - Maximum Depth of Binary Tree (C++, Java, Python)	Sep 10, 2020
106_BinaryTree_from_Inorder_PostOrder	106_BinaryTree_from_Inorder_PostOrder	Leetcode 106 - Binary Tree from Inorder and postorder (C++, Java, Pyt…	Jul 27, 2020
107_BinaryTree_Level_Order_traversal_ii	107_BinaryTree_Level_Order_traversal_ii	Leetcode 107 - Binary Tree Level order Traversal - ii (C++, Java, Pyt…	Jul 2, 2020
109_Convert_Sorted_List_to_Binary_Search_Tree	109_Convert_Sorted_List_to_Binary_Search_Tree	Leetcode 109 - Convert Sorted List to Binary Search Tree (C++, Java, …	May 7, 2021
1103_Distribute_Candies_to_People	1103_Distribute_Candies_to_People	Leetcode 1103 - Distribute Candies to People (C++, Java, Python)	Aug 17, 2020
1153_String_Transforms_Into_Another_String	1153_String_Transforms_Into_Another_String	Leetcode 1153 - String Transforms Into Another String (C++, Java, Pyt…	Aug 2, 2020
119_Pascal's_Triangle	119_Pascal's_Triangle	Leetcode 119 - Pascal's Triangle II (C++, Java, Python)	Aug 12, 2020
1217_Minimum_Cost_to_Move_Chips_to_The_Same_Position	1217_Minimum_Cost_to_Move_Chips_to_The_Same_Position	Leetcode 1217 - Minimum Cost to Move Chips to The Same Position (C++,…	Nov 6, 2020
123_Best_Time_to_Buy_and_Sell_Stock_III	123_Best_Time_to_Buy_and_Sell_Stock_III	Leetcode 123 - Best Time to Buy and Sell Stock III (C++, Java, python)	Aug 16, 2020
125_valid_palindrome	125_valid_palindrome	Leetcode 125 - Valid Palindrome(C++, Java, Python)	Aug 3, 2020
126_Word_Ladder_2	126_Word_Ladder_2	Leetcode 126 - Word Ladder II (C++)	Jul 24, 2021
1283_Find_the_Smallest_Divisor_Given_Threshold	1283_Find_the_Smallest_Divisor_Given_Threshold	Leetcode 1283 - Find the Smallest Divisor Given a Threshold (C++, Java)	Nov 8, 2020
1286_Iterator_for_Combination	1286_Iterator_for_Combination	Leetcode 1286 - Iterator for Combination(C++, Java, Python)	Aug 13, 2020
128_Longest_Consecutive_Sequence	128_Longest_Consecutive_Sequence	Leetcode 128 - Longest Consecutive Sequence (C++, Java, Python)	Jun 6, 2021
1290_Convert_Binary_Number_in_a_Linked_List_to_Integer	1290_Convert_Binary_Number_in_a_Linked_List_to_Integer	Leetcode 1290 - Convert Binary Number in a Linked List to Integer (C+…	Nov 2, 2020
1291_Sequential_Digits	1291_Sequential_Digits	Leetcode 1291 - Sequential Digits (C++, Java, Python)	Sep 19, 2020
129_Sum_Root_to_Leaf_Numbers	129_Sum_Root_to_Leaf_Numbers	LeetCode 129 Sum Root to Leaf Numbers (C++, java, Python3)	Jun 26, 2020
1305_All_Elements_in_Two_Binary_Search_Trees	1305_All_Elements_in_Two_Binary_Search_Trees	Leetcode 1305 - All Elements in Two BSTs (C++, Java, Python)	Sep 5, 2020
1306_Jumping_Game_3	1306_Jumping_Game_3	Leetcode 1306 Jumping Game 3 - C++	Dec 9, 2021
1344_Angle_Between_Hands_of_Clock	1344_Angle_Between_Hands_of_Clock	Leetcode 1344 - Angle between hands of a clock(c++, java, python)	Jul 14, 2020
134_Gas_Station	134_Gas_Station	Leetcode 134 - Gas Station (C++, Java, Python)	Sep 24, 2020
1379_Find_a_Corresponding_Node_of_a_Binary_Tree_in_a_Clone_of_That_Tree	1379_Find_a_Corresponding_Node_of_a_Binary_Tree_in_a_Clone_of_That_Tree	Leetcode 1379 - Find a Corresponding Node of a Binary Tree in a Clone…	Jan 3, 2021
137_SingleNumber-2	137_SingleNumber-2	Solution to LeetCode 137 - Single Number 2 (C++, java, Python3)	Jun 22, 2020
140_Word_Break_ii	140_Word_Break_ii	Leetcode 140 - Word Break ii (C++, Python)	Jul 30, 2020
143_Reorder_List	143_Reorder_List	Leetcode 143 - Reorder List (C++, Java, Python)	Aug 20, 2020
1446_Consecutive_Characters	1446_Consecutive_Characters	Leetcode 1446 - Consecutive Characters (C++, Java, Python3)	Nov 3, 2020
147_Insertion_Sort_List	147_Insertion_Sort_List	Leetcode 147 - Insertion Sort List (C++, Java, Python)	Nov 3, 2020
1480_Running_Sum_of_1d_Array	1480_Running_Sum_of_1d_Array	Leetcode 1480 - Running Sum of 1d Array (C++, Java, Python)	May 4, 2021
151_Reverse_Words_in_String	151_Reverse_Words_in_String	Leetcode 151 - Reverse Words in a String (C++, Java, Python)	Jul 15, 2020
152_Maximum_Product_Subarray	152_Maximum_Product_Subarray	Leetcode 152 - Maximum Product Subarray (C++, Java, Python)	Sep 11, 2020
1539_Kth_Missing_Positive_Number	1539_Kth_Missing_Positive_Number	Leetcode 1539 - Kth Missing Positive Number (C++, Java, Python3)	Jan 6, 2021
153_Find_Minimum_in_Rotated_Sorted_Array	153_Find_Minimum_in_Rotated_Sorted_Array	Leetcode 153 - min in Rotated sorted array (C++, Java, Python)	Jul 25, 2020
154_Find_Minimum_in_Rotated_Sorted_Array_ii	154_Find_Minimum_in_Rotated_Sorted_Array_ii	Leetcode 154 - min in Rotated sorted array (C++, Java, Python)	Jul 25, 2020
1572_Matrix_Diagonal_Sum	1572_Matrix_Diagonal_Sum	Leetcode 1572 - Matrix Diagonal Sum (C++, Java, python)	Sep 5, 2020
157_Read_N_Characters_Given_Read4	157_Read_N_Characters_Given_Read4	157 - Read N Characters Given Read4 (C++)	Sep 1, 2020
15_3Sum	15_3Sum	Leetcode 15 - 3Sum (C++, Java, Python3)	Jul 8, 2020
1640_Check_Array_Formation_Through_Concatenation	1640_Check_Array_Formation_Through_Concatenation	Rename Check_Array_Formation_Through_Concatenation to 1640_Check_Arra…	Jan 3, 2021
1689_Partitioning_Into_Minimum_Number_Of_Deci-Binary_Numbers	1689_Partitioning_Into_Minimum_Number_Of_Deci-Binary_Numbers	Leetcode 1689 : Partitioning Into Minimum Number Of Deci-Binary Numbe…	May 26, 2021
168_Excel_Sheet_Column_Title	168_Excel_Sheet_Column_Title	Leetcode 168 - Excel Sheet Column Title (C++, Python)	Aug 3, 2020
171_Excel_Sheet_Column_Number	171_Excel_Sheet_Column_Number	Leetcode 171 - Excel Sheet Column Number (C++, Java, Python)	Aug 10, 2020
174_DungeonGame	174_DungeonGame	Adds LeetCode 174 Dungeon Game in C++ Java and Python3	Jun 21, 2020
189_Rotate_Array	189_Rotate_Array	Leetocde 189 - Rotate Array (C++, Java, Python)	Oct 15, 2020
190_Reverse_Bits	190_Reverse_Bits	Leetcode 190 - Reverse Bits (C++, Java, Python3)	Jul 12, 2020
1920_Build_Array_from_Permutation	1920_Build_Array_from_Permutation	Leetcode 1920 - Build Array from Permutation	Aug 19, 2021
1929_Concatenation_of_Array	1929_Concatenation_of_Array	Leetcode 1929 - Concatenation of Array	Aug 19, 2021
198_House_Robber	198_House_Robber	Leetcode 198 - House Robber (C++, Java, Python)	Sep 14, 2020
203_Remove_Linked_list_Elements	203_Remove_Linked_list_Elements	Leetcode 203 - Remove LinkedList Elements (C++, Java, Python)	Jul 20, 2020
210_Course Schedule ii	210_Course Schedule ii	Leetcode 210 - Course Schedule II (C++, Java, Python)	Jul 18, 2020
211_Add_and_Search_Word_Data_structure_design	211_Add_and_Search_Word_Data_structure_design	Leetcode 211 : Add and Search Word - Data structure design (C++, Java…	Aug 5, 2020
212_Word_Search_ii	212_Word_Search_ii	Rename	Jun 30, 2020
216_Combination_Sum_III	216_Combination_Sum_III	Leetcode 216 - Combination Sum III (C++, Java, Python)	Sep 12, 2020
21_Merge_Two_Sorted_Lists	21_Merge_Two_Sorted_Lists	Leetcode 21 - Merge Two Sorted Lists (C++, Java, Python3)	Jan 4, 2021
220_Contains_Duplicate_iii	220_Contains_Duplicate_iii	Leetcode 220: Contains Duplicate III (C++, Python)	Sep 3, 2020
222_Count_Complete_Tree_Nodes	222_Count_Complete_Tree_Nodes	LeetCode 222: Count Complete Tree Nodes - C++ Java Python3	Jun 23, 2020
228_Summary_Ranges	228_Summary_Ranges	Leetcode 228: Summary Ranges	Oct 28, 2020
234_Palindrome_Linked_List	234_Palindrome_Linked_List	Leetcode 234: Palindrome Linked List (C++, Java, Python)	Apr 2, 2021
258_Add_Digits	258_Add_Digits	Leetcode 258 - Add Digits (C++, Java, Python3)	Jul 26, 2020
25_Reverse_Nodes_in_k-Group	25_Reverse_Nodes_in_k-Group	Adding Python3 solution.	Nov 24, 2020
260_Single_Number_iii	260_Single_Number_iii	Leetcode 260 - Single Number III (C++, java, Python)	Jul 23, 2020
264_Ugly_Number_2	264_Ugly_Number_2	LeetCode 264 Ugly Number ii (C++, Java, Python)	Jul 4, 2020
270_Closest_BST_Value	270_Closest_BST_Value	Leetcode 270 - Closest Binary Search Tree Value(C++, Java, Python)	Aug 8, 2020
274_H-Index	274_H-Index	Leetcode 274 - H-Index (C++, Java, Python)	Aug 11, 2020
279_Perfect_Squares	279_Perfect_Squares	LeetCode 279 - Perfect Squares (C++, Java, Python3)	Jun 27, 2020
287_Find_duplicate_number	287_Find_duplicate_number	LeetCode 287 - Find the duplicate number (C++, Java, Python3)	Jun 25, 2020
290_Word_Pattern	290_Word_Pattern	Leetcode 290 - Word Pattern (C++, Java, Python)	Sep 7, 2020
306_Additive_Number	306_Additive_Number	Adds youtube video link	Jul 2, 2020
309_Best_Time_to_Buy_and_Sell_Stock_with_Cooldown	309_Best_Time_to_Buy_and_Sell_Stock_with_Cooldown	Leetcode 309 - Best Time to Buy and Sell Stock with Cooldown (C++, Ja…	Jul 29, 2020
310_Minimum_Height_Trees	310_Minimum_Height_Trees	Leetcode 310 - Minimum Height Trees (C++)	Nov 5, 2020
318_Maximum_Product_of_Word_Lengths	318_Maximum_Product_of_Word_Lengths	Leetcode 318 - Maximum Product of Word Lengths (C++, Java, Python)	May 27, 2021
332_Reconstruct_Itinerary	332_Reconstruct_Itinerary	LeetCode 332: Reconstruct Itinerary (C++, Java, python3)	Jun 28, 2020
342_Power_Of_Four	342_Power_Of_Four	Leetcode 342 - Power of Four (C++)	Aug 4, 2020
347_Top_K_frequent_Elements	347_Top_K_frequent_Elements	leetcode 347 - Top k frequent elements (c++, java, Python)	Jul 17, 2020
359_Logger_rate_Limiter	359_Logger_rate_Limiter	Leetcode 359 - Logger rate Limiter (C++, Python)	Aug 1, 2020
389_Find_the_Difference	389_Find_the_Difference	Leetcode 389 - Find the Difference (C++, Java, Python)	Sep 24, 2020
394_decode_string	394_decode_string	Leetcode 394 - Decode String (C++, Java)	Nov 20, 2020
395 Longest Substring with At Least K Repeating Characters	395 Longest Substring with At Least K Repeating Characters	Leetcode 395 - Longest Substring with At Least K Repeating Characters	Jul 17, 2020
404_Sum_of_Left_Leaves	404_Sum_of_Left_Leaves	Leetcode 404 - Sum of Left Leaves (C++, java, Python)	Aug 24, 2020
409_Longest_Palindrome	409_Longest_Palindrome	Leetcode 409 - Longest Palindrome(C++, Java, Python)	Aug 14, 2020
412_Fizz_Buzz	412_Fizz_Buzz	Leetcode 412 - Fizz Buzz(C++, Java, Python)	Aug 26, 2020
41_First_Missing_Positive	41_First_Missing_Positive	Leetcode 41 - First Missing Positive (C++, Java, Python)	Sep 30, 2020
430_Flatten_Multi_Level_Doubly_Linked_List	430_Flatten_Multi_Level_Doubly_Linked_List	Correction. _tail instead of tail.	Jul 10, 2020
435_Non-overlapping_Intervals	435_Non-overlapping_Intervals	Leetcode 435 - Non-overlapping Intervals (C++, Java, Python)	Aug 15, 2020
436_Find_Right_Interval	436_Find_Right_Interval	Leetcode 436 - Find Right Interval (C++, Java, Python)	Aug 27, 2020
437_Path_Sum_iii	437_Path_Sum_iii	Leetcode 437 - Path Sum III (C++, Java, Python3)	Aug 8, 2020
441_Arranging_Coins	441_Arranging_Coins	Leetcode 441 Arranging Coins (C++, Java, Python3)	Jul 1, 2020
442_Find_All_Duplicates_in_an_array	442_Find_All_Duplicates_in_an_array	Leetcode 442 - Find all Duplicates in an Array (C++, Java, Python)	Aug 6, 2020
450_Delete_Node_in_a_BST	450_Delete_Node_in_a_BST	Leetcode 450 - Delete Node in a BST (C++, Java, Python)	Aug 31, 2020
459_Repeated_Substring_Pattern	459_Repeated_Substring_Pattern	Leetcode 459 - Repeated Substring Pattern (C++, Java, Python)	Sep 4, 2020
461_Hamming_Distance	461_Hamming_Distance	Leetcode 461 - Hamming Distance (C++, Java, Python)	Jul 5, 2020
463_Island_Perimeter	463_Island_Perimeter	Leetcode 463 - Island Perimeter (C++, java, Python)	Jul 7, 2020
470_Implement_Rand10_Using_Rand7	470_Implement_Rand10_Using_Rand7	Leetcode 470 - Implement Rand10() Using Rand7() (C++, Java, Python)	Aug 28, 2020
484_Find_Permutation	484_Find_Permutation	484. Find Permutation(C++)	Aug 16, 2020
497_Random_Point_in_Non-overlapping_Rectangles	497_Random_Point_in_Non-overlapping_Rectangles	Leetcode 497 - Random Point in Non-overlapping Rectangles (C++, Python)	Aug 22, 2020
50_pow_x_n	50_pow_x_n	Leetcode 50 - pow(x, n) - C++, java, Python	Jul 16, 2020
520_Detect_Capital	520_Detect_Capital	Leetcode 520 - Detect Capital (C++, Java, Python)	Aug 1, 2020
526_Beautiful_Arrangement	526_Beautiful_Arrangement	Leetcode 526 - Beautiful Arrangement (C++, Java, Python)	Jan 3, 2021
563_Binary_Tree_Tilt	563_Binary_Tree_Tilt	Leetcode 563 - Binary Tree Tilt (C++, Java, Python3)	Nov 10, 2020
56_Merge_Intervals	56_Merge_Intervals	Leetcode 56 - Merge Intervals (C++, Java, Python)	Nov 18, 2020
57_Insert_Interval	57_Insert_Interval	Leetcode 57 - Insert Interval (C++, Java, Python)	Sep 13, 2020
58_Length_of_Last_Word	58_Length_of_Last_Word	Leetcode 58 - Length of Last Word (C++, Java, Python)	Sep 15, 2020
593_Valid_Square	593_Valid_Square	Leetcode 593 - Valid Square (C++)	Nov 11, 2020
5_longest_palindromic_substring	5_longest_palindromic_substring	Leetcode_5 - Longest Palindromic substring	Jul 12, 2020
60_PermutationSequence	60_PermutationSequence	60 Permutation Sequence C++ and Python3 solution	Jun 20, 2020
621_Task_Scheduler	621_Task_Scheduler	Leetcode 621: Task Scheduler (C++, Java)	Jul 28, 2020
62_unique_paths	62_unique_paths	Leetcode 62 - Unique Paths (C++, Java, Python3)	Jun 29, 2020
662_Max_width_of_Binary_tree	662_Max_width_of_Binary_tree	Leetcode 662 - Maximum Width of Binary Tree (C++, Python3)	Jul 9, 2020
665_Non_decreasing_Array	665_Non_decreasing_Array	Leetcode 665: -Non-decreasing Array (C++, Java, Python)	May 4, 2021
66_Plus_One	66_Plus_One	Leetcode 66 - Plus One (C++, Java, Python3)	Jul 6, 2020
673_Number_of_Longest_Increasing_Subsequence	673_Number_of_Longest_Increasing_Subsequence	Leetcode 673 - Number of Longest Increasing Subsequence (C++, Java, P…	Oct 31, 2020
67_Add Binary	67_Add Binary	Leetcode 67 - Binary Add (C++, Java, Python)	Jul 19, 2020
695_Max_Area_of_Island	695_Max_Area_of_Island	Leetcode 695 - Max Area of Island (C++, Python)	Jun 1, 2021
705_Design_HashSet	705_Design_HashSet	Leetcode 705 - Design HashSet (C++, Java, Python)	Aug 2, 2020
706_Design_HashMap	706_Design_HashMap	Leetcode 706 - Design HashMap (C++, Java, Python)	Mar 7, 2021
70_Climbing_Stairs	70_Climbing_Stairs	Leetcode 70 - Climbing Stairs (C++, Java, Python)	Jul 31, 2020
74_Search_A_2D_Matrix	74_Search_A_2D_Matrix	Leetcode 74 - Search a 2D Matrix (C++, Java, Python)	Oct 16, 2020
763_Partition_Labels	763_Partition_Labels	Leetcode 763 - Partition Labels (C++, Java, Python)	Sep 4, 2020
797_All_Paths_From_Source_to_Target	797_All_Paths_From_Source_to_Target	Leetcode 797 - All paths from source to target (C++, java, python)	Jul 24, 2020
79_Word_Search	79_Word_Search	Changing youtube link, as older link recovered.	Jul 21, 2020
814_Binary_tree_Pruning	814_Binary_tree_Pruning	Leetcode 814 - Binary Tree Pruning (C++, Java, Python)	Jul 23, 2021
81_Search_in_Rotated_Sorted_Array_II	81_Search_in_Rotated_Sorted_Array_II	Leetcode 81 - Search in Rotated Sorted Array II (C++, Java, Python)	Nov 21, 2020
824_Goat_Latin	824_Goat_Latin	Leetcode 824 - Goat Latin (C++, Java, Python)	Aug 19, 2020
82_Remove_Duplicates_from_Sorted_List_II	82_Remove_Duplicates_from_Sorted_List_II	Leetcode 82 - Remove Duplicates from Sorted List II (C++, Java, Python3)	Jan 5, 2021
832_Flipping_an_Image	832_Flipping_an_Image	Leetcode 832-Flipping an Image (C++, Java, Python3)	Nov 10, 2020
835_Image_Overlap	835_Image_Overlap	Leetcode 835 - Image Overlap (C++, Java, Python)	Sep 6, 2020
849_Maximize_Distance_to_Closest_Person	849_Maximize_Distance_to_Closest_Person	Leetcode 849 - Maximize Distance to Closest Person (C++, Java, Python3)	Oct 29, 2020
84_Largest_Rectangle_in_Histogram	84_Largest_Rectangle_in_Histogram	Leetcode 84 - Largest Rectangle in Histogram (C++, Java, Python)	Mar 4, 2021
881_Boats_to_Save_People	881_Boats_to_Save_People	Leetcode 881 - Boats to Save People (C++, Java, Python3)	Jan 13, 2021
905_Sort_Array_By_Parity	905_Sort_Array_By_Parity	Leetcode 905: Sort Array By Parity (C++, Java, Python)	Aug 21, 2020
915_Partition_Array_into_Disjoint_Intervals	915_Partition_Array_into_Disjoint_Intervals	Leetcode 915 - Partition Array into Disjoint Intervals (C++, Java, Py…	Jul 22, 2021
91_Decode_Ways	91_Decode_Ways	Add youtube video explanation link	Jun 23, 2020
938_Range_Sum_of_BST	938_Range_Sum_of_BST	Leetcode 938 - Range Sum of BST (C++)	Dec 14, 2021
949_Largest_Time_for_Given_Digits	949_Largest_Time_for_Given_Digits	Leetcode 949 - Largest Time for Given Digits (C++, Java, Python)	Sep 1, 2020
952_Largest_Component_Size_by_Common_Factor	952_Largest_Component_Size_by_Common_Factor	Leetcode 952 - Largest Component Size by Common Factor (C++, Java, Py…	Aug 30, 2020
957_Prison_Cells_After_N_Days	957_Prison_Cells_After_N_Days	Leetcode 957- Prison Cells After N Days (C++, Java, Python)	Jul 3, 2020
967_Numbers_With_Same_Consecutive_Differences	967_Numbers_With_Same_Consecutive_Differences	Adds youtube link	Aug 18, 2020
969_Pancake_Sorting	969_Pancake_Sorting	Leetcode 969 - Pancake Sorting (C++, Java, Python)	Aug 29, 2020
96_Unique_Binary_Search_Trees	96_Unique_Binary_Search_Trees	Add youtube video solution link	Jun 24, 2020
974_Subarray_Sum_Divisible_by_K	974_Subarray_Sum_Divisible_by_K	Leetcode 974 - Subarray Sum Divisible By K (C++, Java, Python)	Aug 4, 2020
983_Minimum_Cost_For_Tickets	983_Minimum_Cost_For_Tickets	Leetcode 983 - Minimum Cost For Tickets (C++, Java, Python)	Aug 25, 2020
987_Vertical_Order_Traversal_Binary_tree	987_Vertical_Order_Traversal_Binary_tree	Leetcode 987 - Vertical Order Traversal of a Binary Tree (C++, Python)	Aug 7, 2020
994_Rotting_Oranges	994_Rotting_Oranges	Leetcode 994 - Rotting Oranges (C++, Java, Python)	Aug 9, 2020
README.md	README.md	Update README.md	Sep 13, 2020

Name

Last commit message

Last commit date