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Finally, going to take LeetCode

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001._two_sum.md
 
 
002._add_two_numbers.md
 
 
003._longest_substring_without_repeating_characters.md
 
 
004._median_of_two_sorted_arrays.md
 
 
005._longest_palindromic_substring.md
 
 
008._string_to_integer_(atoi).md
 
 
010._regular_expression_matching.md
 
 
011._container_with_most_water.md
 
 
012. Integer to Roman.md
 
 
013.Roman to Integer.md
 
 
014._longest_common_prefix.md
 
 
015._3sum.md
 
 
016._3sum_closest.md
 
 
017._letter_combinations_of_a_phone_number.md
 
 
018._4sum.md
 
 
019._remove_nth_node_from_end_of_list.md
 
 
020._valid_parentheses.md
 
 
021._merge_two_sorted_lists.md
 
 
022._generate_parentheses.md
 
 
023._merge_k_sorted_lists.md
 
 
024._swap_nodes_in_pairs.md
 
 
026._Remove_Duplicates_from_Sorted_Array.md
 
 
028._implement_strstr().md
 
 
031._next_permutation.md
 
 
033._search_in_rotated_sorted_array.md
 
 
034. Search for a Range.md
 
 
035._search_insert_position.md
 
 
039._combination_sum.md
 
 
040._combination_sum_ii.md
 
 
042._trapping_rain_water.md
 
 
043._multiply_strings.md
 
 
044._wildcard_matching.md
 
 
046._permutations.md
 
 
047._permutations_ii.md
 
 
048._rotate_image.md
 
 
049._group_anagrams_python.md
 
 
050._pow(x,_n).md
 
 
051._n-queens.md
 
 
052._n-queens_ii.md
 
 
053._maximum_subarray.md
 
 
054._spiral_matrix.md
 
 
055._jump_game.md
 
 
058._length_of_last_word.md
 
 
059._spiral_matrix_ii.md
 
 
060._permutation_sequence.md
 
 
061._rotate_list.md
 
 
062._Unique_Paths.md
 
 
064._minimum_path_sum.md
 
 
065.unique_paths_ii.md
 
 
066._plus_one.md
 
 
067._add_binary.md
 
 
069._sqrt(x).md
 
 
072._edit_distance.md
 
 
073. Set Matrix Zeroes.md
 
 
074._search_a_2d_matrix.md
 
 
075._sort_colors.md
 
 
077._combinations.md
 
 
078.Subsets .md
 
 
079._word_search.md
 
 
082._remove_duplicates_from_sorted_list_ii.md
 
 
083._remove_duplicates_from_sorted_list.md
 
 
086._partition_list.md
 
 
088._merge_sorted_array.md
 
 
089._gray_code.md
 
 
090._subsets_ii.md
 
 
091._decode_ways.md
 
 
092._reverse_linked_list_ii.md
 
 
093._restore_ip_addresses.md
 
 
094._binary_tree_inorder_traversal.md
 
 
096._unique_binary_search_trees.md
 
 
098._validate_binary_search_tree.md
 
 
100._same_tree.md
 
 
101._symmetric_tree.md
 
 
102._binary_tree_level_order_traversal.md
 
 
103._binary_tree_zigzag_level_order_traversal.md
 
 
104._maximum_depth_of_binary_tree.md
 
 
105._construct_binary_tree_from_preorder_and_inorder_traversal.md
 
 
106._construct_binary_tree_from_inorder_and_postorder_traversal.md
 
 
107._binary_tree_level_order_traversal_ii.md
 
 
108._convert_sorted_array_to_binary_search_tree.md
 
 
109._convert_sorted_list_to_binary_search_tree.md
 
 
110._balanced_binary_tree.md
 
 
111._minimum_depth_of_binary_tree.md
 
 
112._path_sum.md
 
 
113._path_sum_ii.md
 
 
114._flatten_binary_tree_to_linked_list.md
 
 
1143._Longest_Common_Subsequence.md
 
 
116._populating_next_right_pointers_in_each_node.md
 
 
118._pascal's_triangle.md
 
 
119. Pascal's Triangle II.md
 
 
120. Triangle.md
 
 
125._valid_palindrome.md
 
 
126. Word Ladder II.md
 
 
127._word_ladder.md
 
 
128._Longest_Consecutive_Sequence.md
 
 
129._sum_root_to_leaf_numbers.md
 
 
130._surrounded_regions.md
 
 
131._palindrome_partitioning.md
 
 
133._clone_graph.md
 
 
136._single_number.md
 
 
138._Copy_List_with_Random_Pointer.md
 
 
139._word_break.md
 
 
140._word_break_ii.md
 
 
141._linked_list_cycle.md
 
 
143._reorder_list.md
 
 
144._binary_tree_preorder_traversal.md
 
 
145._binary_tree_postorder_traversal.md
 
 
147._insertion_sort_list.md
 
 
148._sort_list.md
 
 
150._evaluate_reverse_polish_notation.md
 
 
151._reverse_words_in_a_string.md
 
 
152._maximum_product_subarray.md
 
 
153._find_minimum_in_rotated_sorted_array.md
 
 
155._min_stack.md
 
 
160._intersection_of_two_linked_lists.md
 
 
162._find_peak_element.md
 
 
165._compare_version_numbers.md
 
 
167._two_sum_ii_-_input_array_is_sorted.md
 
 
168._excel_sheet_column_title.md
 
 
169._majority_element.md
 
 
171._excel_sheet_column_number.md
 
 
173._binary_search_tree_iterator.md
 
 
189._rotate_array.md
 
 
191._number_of_1_bits.md
 
 
198._house_robber.md
 
 
199._binary_tree_right_side_view.md
 
 
200._number_of_islands.md
 
 
203._remove_linked_list_elements.md
 
 
204._count_primes.md
 
 
205._isomorphic_strings.md
 
 
206._reverse_linked_list.md
 
 
207._course_schedule.md
 
 
208._implement_trie_(prefix_tree).md
 
 
210._course_schedule_ii.md
 
 
211. Add and Search Word - Data structure design.md
 
 
213._house_robber_ii.md
 
 
215._kth_largest_element_in_an_array.md
 
 
216._combination_sum_iii.md
 
 
217._contains_duplicate.md
 
 
219._contains_duplicate_ii.md
 
 
221._maximal_square.md
 
 
222._count_complete_tree_nodes.md
 
 
223._rectangle_area.md
 
 
224. Basic Calculator .md
 
 
224._Basic_Calculator.md
 
 
225._implement_stack_using_queues.md
 
 
226._invert_binary_tree.md
 
 
227._basic_calculator_ii.md
 
 
228._summary_ranges.md
 
 
229._majority_element_ii.md
 
 
230._kth_smallest_element_in_a_bst.md
 
 
231. Power of Two.md
 
 
232._implement_queue_using_stacks.md
 
 
234._palindrome_linked_list.md
 
 
235._lowest_common_ancestor_of_a_binary_search_tree.md
 
 
236._lowest_common_ancestor_of_a_binary_tree.md
 
 
237._delete_node_in_a_linked_list.md
 
 
238._product_of_array_except_self.md
 
 
240._search_a_2d_matrix_ii.md
 
 
242._valid_anagram.md
 
 
252. Meeting Rooms.md
 
 
256. Paint House.md
 
 
257._binary_tree_paths.md
 
 
261. Graph Valid Tree.md
 
 
263._ugly_number.md
 
 
264._ugly_number_ii.md
 
 
265. Paint House II.md
 
 
266. Palindrome Permutation.md
 
 
267. Palindrome Permutation II.md
 
 
268._missing_number.md
 
 
270. Closest Binary Search Tree Value.md
 
 
276. Paint Fence.md
 
 
277. Find the Celebrity.md
 
 
278. First Bad Version.md
 
 
279._perfect_squares.md
 
 
280. Wiggle Sort.md
 
 
283._move_zeroes.md
 
 
285._inorder_successor_in_bst.md
 
 
286. Walls and Gates.md
 
 
289._game_of_life.md
 
 
290._word_pattern.md
 
 
292._nim_game.md
 
 
296. Best Meeting Point.md
 
 
297._Serialize_and_Deserialize_Binary_Tree.md
 
 
298. Binary Tree Longest Consecutive Sequence.md
 
 
299._bulls_and_cows.md
 
 
300._longest_increasing_subsequence.md
 
 
303._range_sum_query_-_immutable.md
 
 
307._Range_Sum_Query_-_Mutable.md
 
 
322. Coin Change.md
 
 
323. Number of Connected Components in an Undirected Graph.md
 
 
326._power_of_three.md
 
 
328._odd_even_linked_list.md
 
 
334._increasing_triplet_subsequence.md
 
 
337._house_robber_iii.md
 
 
338. Counting Bits.md
 
 
339. Nested List Weight Sum.md
 
 
341. Flatten Nested List Iterator.md
 
 
342. Power of Four.md
 
 
344._reverse_string.md
 
 
349._intersection_of_two_arrays.md
 
 
350._intersection_of_two_arrays_ii.md
 
 
353. Design Snake Game.md
 
 
361._Bomb_Enemy.md
 
 
364. Nested List Weight Sum II.md
 
 
366. Find Leaves of Binary Tree.md
 
 
367._valid_perfect_square.md
 
 
369.Plus One Linked List.md
 
 
371._sum_of_two_integers.md
 
 
377._combination_sum_iv.md
 
 
378._kth_smallest_element_in_a_sorted_matrix.md
 
 
379._Design_Phone_Directory.md
 
 
380. Insert Delete GetRandom O(1).md
 
 
381. Insert Delete GetRandom O(1) - Duplicates allowed.md
 
 
382._linked_list_random_node.md
 
 
383._ransom_note.md
 
 
384. Shuffle an Array.md
 
 
387._first_unique_character_in_a_string.md
 
 
389._find_the_difference.md
 
 
392._is_subsequence.md
 
 
394._decode_string.md
 
 
399._Evaluate_Division.md
 
 
400. Nth Digit.md
 
 
401._binary_watch.md
 
 
404._sum_of_left_leaves.md
 
 
405. Convert a Number to Hexadecimal.md
 
 
409._Longest_Palindrome.md
 
 
412._fizz_buzz.md
 
 
413. Arithmetic Slices.md
 
 
414._third_maximum_number.md
 
 
415._add_strings.md
 
 
416. Partition Equal Subset Sum.md
 
 
422. Valid Word Square.md
 
 
429._N-ary_Tree_Level_Order_Traversal.md
 
 
434._number_of_segments_in_a_string.md
 
 
437._path_sum_iii.md
 
 
439. Ternary Expression Parser.md
 
 
441._arranging_coins.md
 
 
450. Delete Node in a BST.md
 
 
453. Minimum Moves to Equal Array Elements.md
 
 
461. Hamming Distance.md
 
 
469. Convex Polygon.md
 
 
486._Predict_the_Winner.md
 
 
516._Longest_Palindromic_Subsequence.md
 
 
524._Longest_Word_in_Dictionary_through_Deleting.md
 
 
538._Convert_BST_to_Greater_Tree.md
 
 
547._Friend_Circles.md
 
 
559._Maximum_Depth_of_N-ary_Tree.md
 
 
56._Merge_Intervals.md
 
 
563._Binary_Tree_Tilt.md
 
 
582._Kill_Process.md
 
 
589._N-ary_Tree_Preorder_Traversal.md
 
 
590._N-ary_Tree_Postorder_Traversal.md
 
 
606._Construct_String_from_Binary_Tree.md
 
 
617._Merge_Two_Binary_Trees.md
 
 
637._Average_of_Levels_in_Binary_Tree.md
 
 
653._Two_Sum_IV_-_Input_is_a_BST.md
 
 
669._Trim_a_Binary_Search_Tree.md
 
 
684._Redundant_Connection.md
 
 
690._Employee_Importance.md
 
 
694._Number_of_Distinct_Islands.md
 
 
695._Max_Area_of_Island .md
 
 
70. Climbing Stairs.md
 
 
700._Search_in_a_Binary_Search_Tree.md
 
 
709._To_Lower_Case.md
 
 
733._Flood_Fill.md
 
 
734._Sentence_Similarity.md
 
 
737._Sentence_Similarity_II.md
 
 
760._Find_Anagram_Mappings.md
 
 
771._Jewels_and_Stones.md
 
 
772._Basic_Calculator_III.md
 
 
783._Minimum_Distance_Between_BST_Nodes.md
 
 
800._Similar_RGB_Color.md
 
 
872._Leaf-Similar_Trees.md
 
 
993._Cousins_in_Binary_Tree.md
 
 
Binary Search 不易写.md
 
 
Data Structure and Algorthim Review.md
 
 
Dynamic Programming.md
 
 
Introduction to String Searching Algorithms – topcoder.pdf
 
 
LinkedList技巧.md
 
 
Maximal Square.pdf
 
 
Python刷题技巧笔记.md
 
 
Range Sum Query 2D - Immutable.pdf
 
 
Readme.md
 
 
Recusrion & BackTracking.md
 
 
backtracking思路.md
 
 
delete_node_in_a_linked_list问题.md
 
 
local_search，_一些新的思路.md
 
 
python的各种pass.md
 
 
tree_search，_graph_search，_dfs,_bfs.md
 
 
位运算.md
 
 
全排列算法.md
 
 
子集合问题.md
 
 
数据结构复习.md
 
 
组合问题.md
 
 
递归_recursion.md
 
 

Readme.md

LeetCode × Python × CLRS

Finally, going to take LeetCode, Python can make you focus on the ideas, while CLRS is really kind of tedious, so whenever you finished some reading, you just, just would feel so happy that you can do LeetCode.

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