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535 Commits
common
common
 
 
tests
tests
 
 
.gitignore
.gitignore
 
 
100_same_tree.c
100_same_tree.c
 
 
101_symmetric_tree.c
101_symmetric_tree.c
 
 
102_binary_tree_level_order_traversal.c
102_binary_tree_level_order_traversal.c
 
 
104_maximum_depth_of_binary_tree.c
104_maximum_depth_of_binary_tree.c
 
 
107_binary_tree_level_order_traversal_2.c
107_binary_tree_level_order_traversal_2.c
 
 
108_convert_sorted_array_to_binary_search_tree.c
108_convert_sorted_array_to_binary_search_tree.c
 
 
10_regular_expression_matching.py
10_regular_expression_matching.py
 
 
110_balanced_binary_tree.c
110_balanced_binary_tree.c
 
 
111_minimum_depth_of_binary_tree.c
111_minimum_depth_of_binary_tree.c
 
 
112_path_sum.c
112_path_sum.c
 
 
114_flatten_binary_tree_to_linked_list.c
114_flatten_binary_tree_to_linked_list.c
 
 
116_populating_next_right_pointers_in_each_node.c
116_populating_next_right_pointers_in_each_node.c
 
 
118_pascals_triangle.c
118_pascals_triangle.c
 
 
119_pascals_triangle_2.c
119_pascals_triangle_2.c
 
 
11_container_with_most_water.c
11_container_with_most_water.c
 
 
121_best_time_to_buy_and_sell_stock.c
121_best_time_to_buy_and_sell_stock.c
 
 
122_best_time_to_buy_and_sell_stock_2.c
122_best_time_to_buy_and_sell_stock_2.c
 
 
125_valid_palindrome.c
125_valid_palindrome.c
 
 
129_sum_root_to_leaf_numbers.c
129_sum_root_to_leaf_numbers.c
 
 
12_integer_to_roman.c
12_integer_to_roman.c
 
 
136_single_number.c
136_single_number.c
 
 
137_single_number_2.c
137_single_number_2.c
 
 
13_roman_to_integer.c
13_roman_to_integer.c
 
 
141_linked_list_cycle.c
141_linked_list_cycle.c
 
 
144_binary_tree_preorder_traversal.c
144_binary_tree_preorder_traversal.c
 
 
146_lru_cache.py
146_lru_cache.py
 
 
14_longest_common_prefix.c
14_longest_common_prefix.c
 
 
153_find_minimum_in_rotated_sorted_array.c
153_find_minimum_in_rotated_sorted_array.c
 
 
155_min_stack.py
155_min_stack.py
 
 
15_3sum.py
15_3sum.py
 
 
160_intersection_of_two_linked_lists.c
160_intersection_of_two_linked_lists.c
 
 
162_find_peak_element.c
162_find_peak_element.c
 
 
165_compare_version_numbers.c
165_compare_version_numbers.c
 
 
167_two_sum_2_input_array_is_sorted.c
167_two_sum_2_input_array_is_sorted.c
 
 
167_two_sum_2_input_array_is_sorted.py
167_two_sum_2_input_array_is_sorted.py
 
 
168_excel_sheet_column_title.c
168_excel_sheet_column_title.c
 
 
169_majority_element.c
169_majority_element.c
 
 
16_3sum_closest.py
16_3sum_closest.py
 
 
171_excel_sheet_column_number.c
171_excel_sheet_column_number.c
 
 
172_factorial_trailing_zeroes.c
172_factorial_trailing_zeroes.c
 
 
173_binary_search_tree_iterator.c
173_binary_search_tree_iterator.c
 
 
175_combine_two_tables.sql
175_combine_two_tables.sql
 
 
176_second_highest_salary.py
176_second_highest_salary.py
 
 
17_letter_combinations_of_a_phone_number.py
17_letter_combinations_of_a_phone_number.py
 
 
181_employees_earning_more_than_their_managers.sql
181_employees_earning_more_than_their_managers.sql
 
 
182_duplicate_emails.sql
182_duplicate_emails.sql
 
 
183_customers_who_never_order.sql
183_customers_who_never_order.sql
 
 
189_rotate_array.c
189_rotate_array.c
 
 
18_4sum.py
18_4sum.py
 
 
190_reverse_bits.c
190_reverse_bits.c
 
 
191_number_of_1_bits.c
191_number_of_1_bits.c
 
 
193_valid_phone_numbers.py
193_valid_phone_numbers.py
 
 
195_tenth_line.bash
195_tenth_line.bash
 
 
196_delete_duplicate_emails.py
196_delete_duplicate_emails.py
 
 
197_rising_temperature.sql
197_rising_temperature.sql
 
 
198_house_robber.c
198_house_robber.c
 
 
199_binary_tree_right_side_view.c
199_binary_tree_right_side_view.c
 
 
19_remove_nth_node_from_end_of_list.c
19_remove_nth_node_from_end_of_list.c
 
 
1_two_sum.c
1_two_sum.c
 
 
201_bitwise_and_of_numbers_range.c
201_bitwise_and_of_numbers_range.c
 
 
202_happy_number.c
202_happy_number.c
 
 
203_remove_linked_list_elements.c
203_remove_linked_list_elements.c
 
 
204_count_primes.c
204_count_primes.c
 
 
205_isomorphic_strings.c
205_isomorphic_strings.c
 
 
206_reverse_linked_list.c
206_reverse_linked_list.c
 
 
20_valid_parentheses.c
20_valid_parentheses.c
 
 
215_kth_largest_element_in_an_array.c
215_kth_largest_element_in_an_array.c
 
 
216_combination_sum_3.py
216_combination_sum_3.py
 
 
217_contains_duplicate.c
217_contains_duplicate.c
 
 
219_contains_duplicates_2.c
219_contains_duplicates_2.c
 
 
21_merge_two_sorted_lists.c
21_merge_two_sorted_lists.c
 
 
223_rectangle_area.c
223_rectangle_area.c
 
 
225_implement_stack_using_queues.c
225_implement_stack_using_queues.c
 
 
226_invert_binary_tree.c
226_invert_binary_tree.c
 
 
22_generate_parentheses.c
22_generate_parentheses.c
 
 
230_kth_smallest_element_in_a_bst.c
230_kth_smallest_element_in_a_bst.c
 
 
231_power_of_two.c
231_power_of_two.c
 
 
232_implement_queue_using_stacks.c
232_implement_queue_using_stacks.c
 
 
234_palindrome_linked_list.c
234_palindrome_linked_list.c
 
 
235_lowest_common_ancestor_of_a_binary_search_tree.c
235_lowest_common_ancestor_of_a_binary_search_tree.c
 
 
237_delete_node_in_a_linked_list.c
237_delete_node_in_a_linked_list.c
 
 
238_product_of_array_except_self.c
238_product_of_array_except_self.c
 
 
23_merge_k_sorted_list.py
23_merge_k_sorted_list.py
 
 
240_search_a_2d_matrix_2.c
240_search_a_2d_matrix_2.c
 
 
241_different_ways_to_add_parentheses.py
241_different_ways_to_add_parentheses.py
 
 
242_valid_anagram.c
242_valid_anagram.c
 
 
24_swap_nodes_in_pairs.c
24_swap_nodes_in_pairs.c
 
 
257_binary_tree_paths.c
257_binary_tree_paths.c
 
 
258_add_digits.c
258_add_digits.c
 
 
25_reverse_nodes_in_k_group.py
25_reverse_nodes_in_k_group.py
 
 
260_single_number_3.c
260_single_number_3.c
 
 
263_ugly_number.c
263_ugly_number.c
 
 
268_missing_number.c
268_missing_number.c
 
 
26_remove_duplicates_from_sorted_array.c
26_remove_duplicates_from_sorted_array.c
 
 
278_first_bad_version.c
278_first_bad_version.c
 
 
279_perfect_squares.c
279_perfect_squares.c
 
 
27_remove_element.c
27_remove_element.c
 
 

Repository files navigation

LeetCode Online Judge

# Problems Difficulty Solutions
1 Two Sum Easy Two Sum
2 Add Two Sum Medium Add Two Number
3 Longest Substring Without Repeating Characters Medium Longest Substring Without Repeating Characters
12 Integer to Roman Medium Integer to Roman
22 Generate Parentheses Medium Generate Parentheses
39 Combination Sum Medium Combination Sum
94 Binary Tree Inorder Traversal Medium Binary Tree Inorder Traversal(简书)
108 Convert Sorted Array to Binary Search Tree Medium Convert Sorted Array to Binary Search Tree
122 Best Time to Buy and Sell Stock II Medium Best Time to Buy and Sell Stock II
136 Single Number Medium Single Number(简书)
144 Binary Tree Preorder Traversal Medium Binary Tree Preorder Traversal
167 Two Sum II - Input array is sorted Medium Two Sum II - Input array is sorted
238 Product of Array Except Self Medium Product of Array Except Self(简书)
260 Single Number III Medium Single Number III(简书)
268 Missing Number Medium Missing Number
309 Best Time to Buy and Sell Stock with Cooldown Medium Best Time to Buy and Sell Stock with Cooldown
318 Maximum Product of Word Lengths Medium Maximum Product of Word Lengths(简书)
319 Bulb Switcher Medium Bulb Switcher(简书)
338 Counting Bits Medium Counting Bits(简书)
343 Integer Break Medium Integer Break(简书)
347 Top K Frequent Elements Medium Top K Frequent Elements(简书)
357 Count Numbers with Unique Digits Medium Count Numbers with Unique Digits
377 Combination Sum IV Medium Combination Sum IV
492 Construct the Rectangle    Easy Construct the Rectangle
530 Minimum Absolute Difference in BST    Easy Minimum Absolute Difference in BST
535 Encode and Decode TinyURL  Medium Encode and Decode TinyURL
599 Minimum Index Sum of Two Lists    Easy Minimum Index Sum of Two lists
606 Construct String from Binary Tree  Easy Construct String from Binary Tree
进度

Github

https://github.com/eazow/leetcode

作者

Eazow

版本

0.3.0.0

Testing
$ env PYTHONPATH="." pytest

or

$ inv test
更新日志
2016.06.01
347. Top K Frequent Elements

2016.06.03
319. Bulb Switcher
343. Integer Break
268. Missing Number
144. Binary Tree Preorder Traversal

2016.06.06
94. Binary Tree Inorder Traversal
318. Maximum Product of Word Lengths
12. Integer to Roman

2016.06.13
108. Convert Sorted Array to Binary Search Tree

2016.06.14
357. Count Numbers with Unique Digits

2016.06.20
完成100题
20. Generate Parentheses
309. Best Time to Buy and Sell Stock with Cooldown

2016.08.20
377. Combination Sum IV

2016.09.01
39. Combination Sum
167. Two Sum II - Input array is sorted

2018.07.25
调整排序为按题号排序，这样比较容易对照leetcode整理

2018.12.25
改为按题号顺序处理，已解决前50题

持续更新中...

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LeetCode Online Judge

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