Name		Name	Last commit message	Last commit date
Latest commit History 374 Commits
helper		helper
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_two_numbers.rb		add_two_numbers.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
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_schdule_OJ_stack_too_deep.rb		can_finish_courses_schdule_OJ_stack_too_deep.rb
can_jump_game.rb		can_jump_game.rb
candy_ratings.rb		candy_ratings.rb
climb_stairs.rb		climb_stairs.rb
combination_sum.rb		combination_sum.rb
combination_sum2.rb		combination_sum2.rb
combination_sum3.rb		combination_sum3.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
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
count_and_say.rb		count_and_say.rb
count_digit_one.rb		count_digit_one.rb
count_nodes_for_complete_tree.rb		count_nodes_for_complete_tree.rb
count_primes.rb		count_primes.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
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_reverse_polish_expression_21Aug.rb		eval_rpn_reverse_polish_expression_21Aug.rb
find_kth_largest_in_num.rb		find_kth_largest_in_num.rb
find_median_sorted_arrays.rb		find_median_sorted_arrays.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_peak_element.rb		find_peak_element.rb
find_repeated_dna_sequences.rb		find_repeated_dna_sequences.rb
find_substring_with_all_cat.rb		find_substring_with_all_cat.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_20Aug2015.rb		four_sum_20Aug2015.rb
full_justify_text.rb		full_justify_text.rb
generate_parenthesis_dfs.rb		generate_parenthesis_dfs.rb
generate_pascal_triangle.rb		generate_pascal_triangle.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
hamming_weight_Count.rb		hamming_weight_Count.rb
has_path_sum.rb		has_path_sum.rb
inorder_traversal_tree.rb		inorder_traversal_tree.rb
insert_intervals_sort.rb		insert_intervals_sort.rb
insertion_sort_list_20Aug2015.rb		insertion_sort_list_20Aug2015.rb
int_to_roman_slow.rb		int_to_roman_slow.rb
invert_tree.rb		invert_tree.rb
is_anagram.rb		is_anagram.rb
is_balanced_Tree.rb		is_balanced_Tree.rb
is_happy_20Aug2015.rb		is_happy_20Aug2015.rb
is_isomorphic.rb		is_isomorphic.rb
is_match_Regex_dot_star.rb		is_match_Regex_dot_star.rb
is_number.rb		is_number.rb
is_palindrome_List.rb		is_palindrome_List.rb
is_palindrome_String.rb		is_palindrome_String.rb
is_palindrome_number.rb		is_palindrome_number.rb
is_power_of_three.rb		is_power_of_three.rb
is_power_two.rb		is_power_two.rb
is_same_tree.rb		is_same_tree.rb
is_symmetric_tree.rb		is_symmetric_tree.rb
is_ugly.rb		is_ugly.rb
is_valid_bst.rb		is_valid_bst.rb
is_valid_parenthesis.rb		is_valid_parenthesis.rb
is_valid_sudoku_0915.rb		is_valid_sudoku_0915.rb
jump_game_ii_bfs_no_good.rb		jump_game_ii_bfs_no_good.rb
kth_smallest_in_BST.rb		kth_smallest_in_BST.rb
largest_number_tooSLOW.rb		largest_number_tooSLOW.rb
largest_rectangle_area_stack.rb		largest_rectangle_area_stack.rb
length_of_last_word.rb		length_of_last_word.rb
length_of_longest_substring.rb		length_of_longest_substring.rb
letter_combinations_digits.rb		letter_combinations_digits.rb
level_order_bottom_Traversal.rb		level_order_bottom_Traversal.rb
level_order_traversal.rb		level_order_traversal.rb
longest_common_prefix.rb		longest_common_prefix.rb
longest_consecutive_sequence.rb		longest_consecutive_sequence.rb
longest_palindrome_dp.rb		longest_palindrome_dp.rb
longest_valid_parentheses.rb		longest_valid_parentheses.rb
lowest_common_ancestor_of_bst_21Aug.rb		lowest_common_ancestor_of_bst_21Aug.rb
lowest_common_ancestor_of_tree.rb		lowest_common_ancestor_of_tree.rb
lru_cache.rb		lru_cache.rb
majority_element.rb		majority_element.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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