Name		Name	Last commit message	Last commit date
Latest commit History 612 Commits
src		src
.gitignore		.gitignore
README-CN.md		README-CN.md
README.md		README.md
add_binary.rb		add_binary.rb
add_digits.rb		add_digits.rb
add_search_word_data_structure-Q211-Trie-new-way.rb		add_search_word_data_structure-Q211-Trie-new-way.rb
add_two_numbers.rb		add_two_numbers.rb
alien_order_Q269-topological_sort.rb		alien_order_Q269-topological_sort.rb
binary_tree_paths.rb		binary_tree_paths.rb
bst_iterator.rb		bst_iterator.rb
build_tree_from_inorder_postorders.rb		build_tree_from_inorder_postorders.rb
build_tree_pre_in_order.rb		build_tree_pre_in_order.rb
calc_equation-division-graph-path-Q399.rb		calc_equation-division-graph-path-Q399.rb
calculate_basic_string.rb		calculate_basic_string.rb
calculate_minimum_hp_dungeon.rb		calculate_minimum_hp_dungeon.rb
calculator_II.rb		calculator_II.rb
can_complete_circuit_Gas_Station.rb		can_complete_circuit_Gas_Station.rb
can_finish_courses-Q207-topological_sort-and-dfs.rb		can_finish_courses-Q207-topological_sort-and-dfs.rb
can_jump_game.rb		can_jump_game.rb
can_partition.rb		can_partition.rb
candy_ratings.rb		candy_ratings.rb
climb_stairs.rb		climb_stairs.rb
clone_graph-Q133.rb		clone_graph-Q133.rb
coin_change_I.rb		coin_change_I.rb
coin_change_II.rb		coin_change_II.rb
combination_sum.rb		combination_sum.rb
combination_sum2.rb		combination_sum2.rb
combination_sum3.rb		combination_sum3.rb
combination_sum4.rb		combination_sum4.rb
combine_n_k.rb		combine_n_k.rb
compare_version.rb		compare_version.rb
compute_area_of_two_rectangle.rb		compute_area_of_two_rectangle.rb
connect_to_next_node_of_tree.rb		connect_to_next_node_of_tree.rb
contains_duplicate_I_20Aug2015.rb		contains_duplicate_I_20Aug2015.rb
contains_nearby_duplicate.rb		contains_nearby_duplicate.rb
convert_to_title_From_excel_line_number.rb		convert_to_title_From_excel_line_number.rb
convert_to_zigzag_string.rb		convert_to_zigzag_string.rb
copy_random_list.rb		copy_random_list.rb
count_and_say.rb		count_and_say.rb
count_bits_DP-Q338.rb		count_bits_DP-Q338.rb
count_components-graph-Q323.rb		count_components-graph-Q323.rb
count_digit_one.rb		count_digit_one.rb
count_nodes_for_complete_tree.rb		count_nodes_for_complete_tree.rb
count_numbers_with_unique_digits-math-recursive-Q357.rb		count_numbers_with_unique_digits-math-recursive-Q357.rb
count_primes.rb		count_primes.rb
count_smaller-Segment-and-BIT-way-Q315.rb		count_smaller-Segment-and-BIT-way-Q315.rb
count_substring-palindrome.rb		count_substring-palindrome.rb
count_substrings-palindrome.rb		count_substrings-palindrome.rb
daily_temporatures.rb		daily_temporatures.rb
delete_duplicates_from_list_II.rb		delete_duplicates_from_list_II.rb
delete_duplicates_from_sorted_list.rb		delete_duplicates_from_sorted_list.rb
delete_node_20Aug2015.rb		delete_node_20Aug2015.rb
delete_node_in_BST.rb		delete_node_in_BST.rb
detect_cycle_list_node.rb		detect_cycle_list_node.rb
diff_ways_to_compute.rb		diff_ways_to_compute.rb
divide_Without_divide.rb		divide_Without_divide.rb
edit_distance_min.rb		edit_distance_min.rb
eval_rpn.rb		eval_rpn.rb
find_content_children.rb		find_content_children.rb
find_kth_largest_in_num.rb		find_kth_largest_in_num.rb
find_length.rb		find_length.rb
find_length_of_lcis.rb		find_length_of_lcis.rb
find_max_form.rb		find_max_form.rb
find_median_sorted_arrays.rb		find_median_sorted_arrays.rb
find_min_arrow_shots.rb		find_min_arrow_shots.rb
find_min_height_trees-Q310-topo-sort.rb		find_min_height_trees-Q310-topo-sort.rb
find_min_in_rotated_array.rb		find_min_in_rotated_array.rb
find_min_in_rotated_array_with_duplicates.rb		find_min_in_rotated_array_with_duplicates.rb
find_missing_ranges_Q163.rb		find_missing_ranges_Q163.rb
find_mode_in_BST.rb		find_mode_in_BST.rb
find_order-Q210-topo_sort.rb		find_order-Q210-topo_sort.rb
find_peak_element.rb		find_peak_element.rb
find_repeated_dna_sequences.rb		find_repeated_dna_sequences.rb
find_sequences-increase.rb		find_sequences-increase.rb
find_substring_with_all_cat.rb		find_substring_with_all_cat.rb
find_target_num_ways.rb		find_target_num_ways.rb
find_the_city_Q1334-graph-path-floyd-warshall.rb		find_the_city_Q1334-graph-path-floyd-warshall.rb
find_words_Q212_trie-and-backtrack.rb		find_words_Q212_trie-and-backtrack.rb
first_bad_version.rb		first_bad_version.rb
first_missing_positive.rb		first_missing_positive.rb
fizz_buzz.rb		fizz_buzz.rb
flatten_tree_likes_list.rb		flatten_tree_likes_list.rb
four_sum.rb		four_sum.rb
four_sum_count.rb		four_sum_count.rb
fraction_to_decimal.rb		fraction_to_decimal.rb
full_justify_text.rb		full_justify_text.rb
generate_parenthesis_backtrack.rb		generate_parenthesis_backtrack.rb
generate_pascal_triangle.rb		generate_pascal_triangle.rb
generate_trees-BST.rb		generate_trees-BST.rb
get_minimum_difference_in_BST.rb		get_minimum_difference_in_BST.rb
get_permutation_nk_dfs.rb		get_permutation_nk_dfs.rb
get_row_of_pascal_triangle.rb		get_row_of_pascal_triangle.rb
gray_code.rb		gray_code.rb
group_anagrams.rb		group_anagrams.rb
h_index.rb		h_index.rb
hamming_weight_Count.rb		hamming_weight_Count.rb
has_cycle_in_list.rb		has_cycle_in_list.rb
has_path_sum.rb		has_path_sum.rb
inorder_traversal_tree.rb		inorder_traversal_tree.rb

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LeetCodePractice

This project consists of my solutions for Leetcode(https://leetcode.com/problems).

USAGE

This solutions mainly written in Ruby language. You can search the solution by search keywords. Most of those files are named in following format: ${Leetcode_method_name}_${some_notations}.rb Please feel free to use them for learning. I am happy if them are helpful. Due to question number is unstable so I ignored it.

All source codes are my original works, except some files which have been acknowledged. So, some solutions are working in a tricky way and some others are worked ineffectively. Please feel free to issue it!

200 questions passed at Augest 19, 2015.

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