leetcode

the solution of leetcode

40.Combination Sum II 1.pop出去的没有必要再push一个相同的进来

57 72. Why the soulution of O(m) space is faster so much than the soulutin of O(mn) space 79

146 list/LRU 214 KMP/最长回文 227 stack计算 164. Maximum Gap : 抽屉原理

hihocoder

1015 KMP算法 1032 最长回文子串

Name		Name	Last commit message	Last commit date
Latest commit History 91 Commits
hihocoder		hihocoder
machine_learning		machine_learning
101_Symmetric_Tree.cpp		101_Symmetric_Tree.cpp
105_Construct_Binary_Tree_from_Preorder_and_Inorder_Traversal.cpp		105_Construct_Binary_Tree_from_Preorder_and_Inorder_Traversal.cpp
106_Construct_Binary_Tree_from_Inorder_and_Postorder_Traversal.cpp		106_Construct_Binary_Tree_from_Inorder_and_Postorder_Traversal.cpp
108_Convert_Sorted_Array_to_Binary_Search_Tree.cpp		108_Convert_Sorted_Array_to_Binary_Search_Tree.cpp
109_Convert_Sorted_List_to_Binary_Search_Tree.cpp		109_Convert_Sorted_List_to_Binary_Search_Tree.cpp
110_Balanced_Binary_Tree.cpp		110_Balanced_Binary_Tree.cpp
112_Path_Sum.cpp		112_Path_Sum.cpp
113_Path_Sum_II.cpp		113_Path_Sum_II.cpp
114_Flatten_Binary_Tree_to_Linked_List.cpp		114_Flatten_Binary_Tree_to_Linked_List.cpp
120_Triangle.cpp		120_Triangle.cpp
121_Best_Time_to_Buy_and_Sell_Stock.cpp		121_Best_Time_to_Buy_and_Sell_Stock.cpp
122_Best_Time_to_Buy_and_Sell_Stock_II.cpp		122_Best_Time_to_Buy_and_Sell_Stock_II.cpp
123_Best_Time_to_Buy_and_Sell_Stock_III.cpp		123_Best_Time_to_Buy_and_Sell_Stock_III.cpp
124_Binary_Tree_Maximum_Path_Sum.cpp		124_Binary_Tree_Maximum_Path_Sum.cpp
127_Word_Ladder.cpp		127_Word_Ladder.cpp
127_Word_Ladder2.cpp		127_Word_Ladder2.cpp
129_Sum_Root_to_Leaf_Numbers.cpp		129_Sum_Root_to_Leaf_Numbers.cpp
130_Surrounded_Regions.cpp		130_Surrounded_Regions.cpp
131_Palindrome_Partitioning.cpp		131_Palindrome_Partitioning.cpp
133_Clone_Graph.cpp		133_Clone_Graph.cpp
138_Copy_List_with_Random_Pointer.cpp		138_Copy_List_with_Random_Pointer.cpp
139_Word_Break.cpp		139_Word_Break.cpp
140_Word_Break_II.cpp		140_Word_Break_II.cpp
141_Linked_List_Cycle.cpp		141_Linked_List_Cycle.cpp
143_Reorder_List.cpp		143_Reorder_List.cpp
146_LRU_Cache.cpp		146_LRU_Cache.cpp
147_Insertion_Sort_List.cpp		147_Insertion_Sort_List.cpp
148_Sort_List_mergeSort.cpp		148_Sort_List_mergeSort.cpp
148_Sort_List_quickSort.cpp		148_Sort_List_quickSort.cpp
150_Evaluate_Reverse_Polish_Notation.cpp		150_Evaluate_Reverse_Polish_Notation.cpp
151_Reverse_Words_in_a_String.cpp		151_Reverse_Words_in_a_String.cpp
152_Maximum_Product_Subarray.cpp		152_Maximum_Product_Subarray.cpp
153_Find_Minimum_in_Rotated_Sorted_Array.cpp		153_Find_Minimum_in_Rotated_Sorted_Array.cpp
15_3Sum.cpp		15_3Sum.cpp
160_Intersection_of_Two_Linked_Lists.cpp		160_Intersection_of_Two_Linked_Lists.cpp
162_Find_Peak_Element.cpp		162_Find_Peak_Element.cpp
164_Maximum_Gap.cpp		164_Maximum_Gap.cpp
166_Fraction_to_Recurring_Decimal.cpp		166_Fraction_to_Recurring_Decimal.cpp
169_Majority_Element.cpp		169_Majority_Element.cpp
173_Binary_Search_Tree_Iterator.cpp		173_Binary_Search_Tree_Iterator.cpp
179_Largest_Number.cpp		179_Largest_Number.cpp
187_Repeated_DNA_Sequences.cpp		187_Repeated_DNA_Sequences.cpp
189_Rotate_Array.cpp		189_Rotate_Array.cpp
190_Reverse_Bits.cpp		190_Reverse_Bits.cpp
198_House_Robber.cpp		198_House_Robber.cpp
199_Binary_Tree_Right_Side_View.cpp		199_Binary_Tree_Right_Side_View.cpp
200_Number_of_Islands.cpp		200_Number_of_Islands.cpp
201_Bitwise_AND_of_Numbers_Range.cpp		201_Bitwise_AND_of_Numbers_Range.cpp
208_Implement_Trie_Prefix_Tree.cpp		208_Implement_Trie_Prefix_Tree.cpp
211_Add_and_Search_Word-Data_structure_design.cpp		211_Add_and_Search_Word-Data_structure_design.cpp
212_Word_Search_II.cpp		212_Word_Search_II.cpp
213_House_Robber_II.cpp		213_House_Robber_II.cpp
214_Shortest_Palindrome.cpp		214_Shortest_Palindrome.cpp
214_Shortest_Palindrome_anotherWay.cpp		214_Shortest_Palindrome_anotherWay.cpp
215_Kth_Largest_Element_in_an_Array_priorityQueue.cpp		215_Kth_Largest_Element_in_an_Array_priorityQueue.cpp
215_Kth_Largest_Element_in_an_Array_qsort.cpp		215_Kth_Largest_Element_in_an_Array_qsort.cpp
216_Combination_Sum_III.cpp		216_Combination_Sum_III.cpp
221_Maximal_Square.cpp		221_Maximal_Square.cpp
222_Count_Complete_Tree_Nodes.cpp		222_Count_Complete_Tree_Nodes.cpp
224_Basic_Calculator.cpp		224_Basic_Calculator.cpp
225_Implement_Stack_using_Queues.cpp		225_Implement_Stack_using_Queues.cpp
226_Invert_Binary_Tree.cpp		226_Invert_Binary_Tree.cpp
227_Basic_Calculator_II.cpp		227_Basic_Calculator_II.cpp
229_Majority_Element_II.cpp		229_Majority_Element_II.cpp
22_Generate_Parentheses.cpp		22_Generate_Parentheses.cpp
232_Implement_Queue_using_Stacks.cpp		232_Implement_Queue_using_Stacks.cpp
233_Number_of_Digit_One.cpp		233_Number_of_Digit_One.cpp
234_Palindrome_Linked_List.cpp		234_Palindrome_Linked_List.cpp
235_Lowest_Common_Ancestor_of_a_Binary_Search_Tree.cpp		235_Lowest_Common_Ancestor_of_a_Binary_Search_Tree.cpp
237_Delete_Node_in_a_Linked_List.cpp		237_Delete_Node_in_a_Linked_List.cpp
238_Product_of_Array_Except_Self.cpp		238_Product_of_Array_Except_Self.cpp
240_Search_a_2D_Matrix_II.cpp		240_Search_a_2D_Matrix_II.cpp
257_Binary_Tree_Paths.cpp		257_Binary_Tree_Paths.cpp
264_Ugly_Number_II.cpp		264_Ugly_Number_II.cpp
268_Missing_Number.cpp		268_Missing_Number.cpp
278_First_Bad_Version.cpp		278_First_Bad_Version.cpp
279_Perfect_Squares.cpp		279_Perfect_Squares.cpp
283_Move_Zeroes.cpp		283_Move_Zeroes.cpp
292_Nim_Game.cpp		292_Nim_Game.cpp
299_Bulls_and_Cows.cpp		299_Bulls_and_Cows.cpp
300_Longest_Increasing_Subsequence.cpp		300_Longest_Increasing_Subsequence.cpp
303_Range_Sum_Query_Immutable.cpp		303_Range_Sum_Query_Immutable.cpp
306_Additive_Number.cpp		306_Additive_Number.cpp
307_Range_Sum_Query-Mutable.cpp		307_Range_Sum_Query-Mutable.cpp
310_Minimum_Height_Trees.cpp		310_Minimum_Height_Trees.cpp
316_Remove_Duplicate_Letters.cpp		316_Remove_Duplicate_Letters.cpp
318_Maximum_Product_of_Word_Lengths.cpp		318_Maximum_Product_of_Word_Lengths.cpp
319_Bulb_Switcher.cpp		319_Bulb_Switcher.cpp
322_Coin_Change.cpp		322_Coin_Change.cpp
324_Wiggle_Sort_II.cpp		324_Wiggle_Sort_II.cpp
329_Longest_Increasing_Path_in_a_Matrix.cpp		329_Longest_Increasing_Path_in_a_Matrix.cpp
330_Patching_Array.cpp		330_Patching_Array.cpp
334_Increasing_Triplet_Subsequence.cpp		334_Increasing_Triplet_Subsequence.cpp
337_House_Robber_III.cpp		337_House_Robber_III.cpp
338_Counting_Bits.cpp		338_Counting_Bits.cpp
33_Search_in_Rotated_Sorted_Array.cpp		33_Search_in_Rotated_Sorted_Array.cpp
342_Power_of_Four.cpp		342_Power_of_Four.cpp
343_Integer_Break.cpp		343_Integer_Break.cpp

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