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lines changed- 01_Matrix
- 3Sum
- 4Sum
- Add_Binary
- Add_Digits
- Add_Strings
- Add_Two_Numbers
- Add_to_Array-Form_of_Integer
- Alice_and_Bob_Playing_Flower_Game
- Alternating_Groups_II
- Alternating_Groups_I
- Ant_on_the_Boundary
- Apple_Redistribution_into_Boxes
- Apply_Operations_to_Make_Sum_of_Array_Greater_Than_or_Equal_to_k
- Apply_Operations_to_Maximize_Score
- Apply_Operations_to_an_Array
- Apply_Transform_Over_Each_Element_in_Array
- Assign_Cookies
- Assign_Elements_to_Groups_with_Constraints
- Bag_of_Tokens
- Balanced_Binary_Tree
- Best_Time_to_Buy_and_Sell_Stock
- Binary_Search_Tree_to_Greater_Sum_Tree
- Binary_Search
- Binary_Subarrays_With_Sum
- Binary_Tree_Inorder_Traversal
- Binary_Tree_Level_Order_Traversal
- Binary_Tree_Paths
- Binary_Tree_Postorder_Traversal
- Binary_Tree_Preorder_Traversal
- Binary_Tree_Right_Side_View
- Binary_Tree_Zigzag_Level_Order_Traversal
- Build_Array_from_Permutation
- Buy_Two_Chocolates
- Calculate_Money_in_Leetcode_Bank
- Calculate_Score_After_Performing_Instructions
- Can_Make_Arithmetic_Progression_From_Sequence
- Candy
- Change_Data_Type
- Check_Balanced_String
- Check_If_Digits_Are_Equal_in_String_After_Operations_I
- Check_if_Array_Is_Sorted_and_Rotated
- Check_if_Grid_can_be_Cut_into_Sections
- Check_if_Number_is_a_Sum_of_Powers_of_Three
- Check_if_One_String_Swap_Can_Make_Strings_Equal
- Check_if_Two_Chessboard_Squares_Have_the_Same_Color
- Choose_K_Elements_With_Maximum_Sum
- Clear_Digits
- Climbing_Stairs
- Closest_Equal_Element_Queries
- Closest_Prime_Numbers_in_Range
- Combination_Sum_III
- Combination_Sum_II
- Combination_Sum
- Complement_of_Base_10_Integer
- Construct_Binary_Search_Tree_from_Preorder_Traversal
- Construct_Smallest_Number_From_DI_String
- Construct_the_Lexicographically_Largest_Valid_Sequence
- Construct_the_Minimum_Bitwise_Array_II
- Construct_the_Minimum_Bitwise_Array_I
- Convert_Date_to_Binary
- Copy_List_with_Random_Pointer
- Count_Almost_Equal_Pairs_I
- Count_Days_Without_Meetings
- Count_Elements_With_Maximum_Frequency
- Count_Equal_and_Divisible_Pairs_in_an_Array
- Count_Good_Numbers
- Count_Good_Triplets
- Count_Number_of_Bad_Pairs
- Count_Number_of_Homogenous_Substrings
- Count_Number_of_Nice_Subarrays
- Count_Odd_Numbers_in_an_Interval_Range
- Count_Pairs_That_Form_a_Complete_Day_II
- Count_Pairs_That_Form_a_Complete_Day_I
- Count_Prefix_and_Suffix_Pairs_I
- Count_Primes
- Count_Sub_Islands
- Count_Submatrices_With_Equal_Frequency_of_X_and_Y
- Count_Substrings_That_Satisfy_K-Constraint_I
- Count_Substrings_With_K-Frequency_Characters_I
- Count_Total_Number_of_Colored_Cells
- Count_Zero_Request_Servers
- Count_and_Say
- Count_of_Matches_in_Tournament
- Count_of_Substrings_Containing_Every_Vowel_and_K_Consonants_I
- Count_the_Number_of_Complete_Components
- Count_the_Number_of_Good_Subarrays
- Counter_II
- Counter
- Create_Hello_World_Function
- Create_a_DataFrame_from_List
- Create_a_New_Column
- Custom_Sort_String
- Decrypt_String_from_Alphabet_to_Integer_Mapping
- Delete_Node_in_a_BST
- Delete_the_Middle_Node_of_a_Linked_List
- Design_HashMap
- Design_HashSet
- Design_Spreadsheet
- Design_a_Number_Container_System
- Determine_if_String_Halves_Are_Alike
- Diameter_of_Binary_Tree
- Difference_Between_Ones_and_Zeros_in_Row_and_Column
- Display_the_First_Three_Rows
- Divide_Array_Into_Equal_Pairs
- Divide_Two_Integers
- Drop_Duplicate_Rows
- Drop_Missing_Data
- Element_Appearing_More_Than_25%_In_Sorted_Array
- Even_Odd_Tree
- Fibonacci_Number
- Fill_Missing_Data
- Final_Array_State_After_K_Multiplication_Operations_I
- Find_All_Duplicates_in_an_Array
- Find_All_Groups_of_Farmland
- Find_All_Possible_Recipes_from_Given_Supplies
- Find_Bottom_Left_Tree_Value
- Find_First_and_Last_Position_of_Element_in_Sorted_Array
- Find_Indices_of_Stable_Mountains
- Find_Largest_Value_in_Each_Tree_Row
- Find_Minimum_in_Rotated_Sorted_Array
- Find_Missing_and_Repeated_Values
- Find_Peak_Element
- Find_Special_Substring_of_Length_K
- Find_Unique_Binary_String
- Find_Valid_Pair_of_Adjacent_Digits_in_String
- Find_X-Sum_of_All_K-Long_Subarrays_I
- Find_if_Digit_Game_Can_Be_Won
- Find_if_Path_Exists_in_Graph
- Find_in_Mountain_Array
- Find_the_Child_Who_Has_the_Ball_After_K_Seconds
- Find_the_Count_of_Numbers_Which_Are_Not_Special
- Find_the_Difference
- Find_the_Duplicate_Number
- Find_the_Encrypted_String
- Find_the_Index_of_the_First_Occurrence_in_a_String
- Find_the_K-th_Character_in_String_Game_I
- Find_the_Key_of_the_Numbers
- Find_the_Maximum_Number_of_Elements_in_Subset
- Find_the_Minimum_Area_to_Cover_All_Ones_I
- Find_the_Most_Common_Response
- Find_the_N-th_Value_After_K_Seconds
- Find_the_Number_of_Distinct_Colors_Among_the_Balls
- Find_the_Original_Typed_String_I
- Find_the_Pivot_Integer
- Find_the_Power_of_K-Size_Subarrays_II
- Find_the_Power_of_K-Size_Subarrays_I
- Find_the_Punishment_Number_of_an_Integer
- Find_the_Sequence_of_Strings_Appeared_on_the_Screen
- Find_the_Smallest_Divisor_Given_a_Threshold
- Find_the_Winning_Player_in_Coin_Game
- Flatten_a_Multilevel_Doubly_Linked_List
- Frequency_of_the_Most_Frequent_Element
- Fruits_Into_Baskets_II
- Generate_Binary_Strings_Without_Adjacent_Zeros
- Generate_Parentheses
- Get_the_Size_of_a_DataFrame
- Hash_Divided_String
- Height_Checker
- House_Robber_II
- House_Robber_IV
- House_Robber
- Implement_Stack_using_Queues
- Insert_Interval
- Insert_into_a_Binary_Search_Tree
- Intersection_of_Two_Arrays
- Intersection_of_Two_Linked_Lists
- Is_Subsequence
- Isomorphic_Strings
- Jump_Game_II
- Jump_Game
- K-th_Largest_Perfect_Subtree_Size_in_Binary_Tree
- K-th_Nearest_Obstacle_Queries
- Koko_Eating_Bananas
- Kth_Largest_Element_in_an_Array
- Kth_Missing_Positive_Number
- Kth_Smallest_Element_in_a_BST
- Largest_3-Same-Digit_Number_in_String
- Largest_Divisible_Subset
- Largest_Odd_Number_in_String
- Lemonade_Change
- Length_of_Last_Word
- Letter_Combinations_of_a_Phone_Number
- Letter_Tile_Possibilities
- Lexicographically_Smallest_String_After_a_Swap
- Linked_List_Cycle_II
- Linked_List_Cycle
- Longest_Common_Prefix
- Longest_Common_Subsequence
- Longest_Consecutive_Sequence
- Longest_Nice_Subarray
- Longest_Palindrome_After_Substring_Concatenation_I
- Longest_Palindrome
- Longest_Palindromic_Subsequence
- Longest_Strictly_Increasing_or_Strictly_Decreasing_Subarray
- Longest_Substring_Without_Repeating_Characters
- Lowest_Common_Ancestor_of_Deepest_Leaves
- Lowest_Common_Ancestor_of_a_Binary_Search_Tree
- Majority_Element_II
- Majority_Element
- Make_Array_Non-decreasing
- Make_The_String_Great
- Matrix_Diagonal_Sum
- Max_Consecutive_Ones_III
- Max_Consecutive_Ones
- Max_Sum_of_a_Pair_With_Equal_Sum_of_Digits
- Maximize_Happiness_of_Selected_Children
- Maximize_the_Total_Height_of_Unique_Towers
- Maximum_Ascending_Subarray_Sum
- Maximum_Candies_Allocated_to_K_Children
- Maximum_Containers_on_a_Ship
- Maximum_Count_of_Positive_Integer_and_Negative_Integer
- Maximum_Depth_of_Binary_Tree
- Maximum_Difference_Between_Even_and_Odd_Frequency_I
- Maximum_Energy_Boost_From_Two_Drinks
- Maximum_Height_of_a_Triangle
- Maximum_Length_Substring_With_Two_Occurrences
- Maximum_Nesting_Depth_of_the_Parentheses
- Maximum_Number_of_Operations_to_Move_Ones_to_the_End
- Maximum_Number_of_Points_From_Grid_Queries
- Maximum_Odd_Binary_Number
- Maximum_Points_After_Enemy_Battles
- Maximum_Points_Tourist_Can_Earn
- Maximum_Points_You_Can_Obtain_from_Cards
- Maximum_Population_Year
- Maximum_Possible_Number_by_Binary_Concatenation
- Maximum_Product_Difference_Between_Two_Pairs
- Maximum_Product_of_Two_Elements_in_an_Array
- Maximum_Score_After_Splitting_a_String
- Maximum_Subarray
- Maximum_Unique_Subarray_Sum_After_Deletion
- Maximum_Value_of_an_Ordered_Triplet_II
- Maximum_Value_of_an_Ordered_Triplet_I
- Median_of_Two_Sorted_Arrays
- Merge_In_Between_Linked_Lists
- Merge_Intervals
- Merge_Sorted_Array
- Merge_Strings_Alternately
- Merge_Two_2D_Arrays_by_Summing_Values
- Merge_Two_Sorted_Lists
- Merge_k_Sorted_Lists
- Method_Chaining
- Middle_of_the_Linked_List
- Min_Cost_Climbing_Stairs
- Minimum_Average_of_Smallest_and_Largest_Elements
- Minimum_Bit_Flips_to_Convert_Number
- Minimum_Common_Value
- Minimum_Cost_Walk_in_Weighted_Graph
- Minimum_Cost_to_Reach_Every_Position
- Minimum_Division_Operations_to_Make_Array_Non_Decreasing
- Minimum_Element_After_Replacement_With_Digit_Sum
- Minimum_Falling_Path_Sum
- Minimum_Increment_to_Make_Array_Unique
- Minimum_Index_of_a_Valid_Split
- Minimum_Limit_of_Balls_in_a_Bag
- Minimum_Number_of_Days_to_Make_m_Bouquets
- Minimum_Number_of_Operations_to_Make_Elements_in_Array_Distinct
- Minimum_Number_of_Seconds_to_Make_Mountain_Height_Zero
- Minimum_Operations_to_Exceed_Threshold_Value_II
- Minimum_Operations_to_Make_Array_Values_Equal_to_K
- Minimum_Operations_to_Make_Binary_Array_Elements_Equal_to_One_I
- Minimum_Operations_to_Make_a_Uni-Value_Grid
- Minimum_Pair_Removal_to_Sort_Array_I
- Minimum_Path_Sum
- Minimum_Recolors_to_Get_K_Consecutive_Black_Blocks
- Minimum_Remove_to_Make_Valid_Parentheses
- Minimum_Time_to_Repair_Cars
- Missing_Number
- Modify_Columns
- Modify_the_Matrix
- Monotonic_Array
- Most_Profit_Assigning_Work
- Move_Zeroes
- N-Queens
- N-ary_Tree_Postorder_Traversal
- Next_Permutation
- Non-overlapping_Intervals
- Number_of_1_Bits
- Number_of_Bit_Changes_to_Make_Two_Integers_Equal
- Number_of_Changing_Keys
- Number_of_Good_Pairs
- Number_of_Provinces
- Number_of_Subarrays_That_Match_a_Pattern_I
- Number_of_Substrings_Containing_All_Three_Characters
- Number_of_Ways_to_Arrive_at_Destination
- Odd_Even_Linked_List
- Palindrome_Linked_List
- Palindrome_Number
- Palindrome_Partitioning
- Partition_Equal_Subset_Sum
- Partition_Labels
- Pascal's_Triangle
- Pass_the_Pillow
- Path_Crossing
- Path_Existence_Queries_in_a_Graph_I
- Path_Sum
- Peak_Index_in_a_Mountain_Array
- Permutation_Difference_between_Two_Strings
- Plus_One
- Pow(x,_n)
- Power_of_Four
- Power_of_Three
- Power_of_Two
- Product_of_Array_Except_Self
- Product_of_the_Last_K_Numbers
- Properties_Graph
- Put_Marbles_in_Bags
- Range_Sum_of_BST
- Rank_Transform_of_an_Array
- Rearrange_Array_Elements_by_Sign
- Relative_Sort_Array
- Remove_All_Occurrences_of_a_Substring
- Remove_Duplicates_from_Sorted_Array
- Remove_Duplicates_from_Sorted_List
- Remove_Element
- Remove_Linked_List_Elements
- Remove_Nth_Node_From_End_of_List
- Rename_Columns
- Reorder_List
- Repeated_Substring_Pattern
- Replace_Words
- Report_Spam_Message
- Reschedule_Meetings_for_Maximum_Free_Time_II
- Reschedule_Meetings_for_Maximum_Free_Time_I
- Reshape_Data_Concatenate
- Reshape_Data_Melt
- Reshape_Data_Pivot
- Reverse_Degree_of_a_String
- Reverse_Integer
- Reverse_Linked_List_II
- Reverse_Linked_List
- Reverse_Nodes_in_k-Group
- Reverse_Pairs
- Reverse_String
- Reverse_Words_in_a_String_III
- Reverse_Words_in_a_String
- Richest_Customer_Wealth
- Roman_to_Integer
- Rotate_Image
- Rotate_List
- Rotate_String
- Rotting_Oranges
- Same_Tree
- Score_of_a_String
- Search_Insert_Position
- Search_a_2D_Matrix
- Search_in_Rotated_Sorted_Array_II
- Search_in_Rotated_Sorted_Array
- Search_in_a_Binary_Search_Tree
- Select_Data
- Set_Matrix_Zeroes
- Sign_of_the_Product_of_an_Array
- Single_Element_in_a_Sorted_Array
- Single_Number
- Snake_in_Matrix
- Solving_Questions_With_Brainpower
- Sort_Array_By_Parity
- Sort_Colors
- Sort_Integers_by_The_Number_of_1_Bits
- Sort_List
- Sort_Matrix_by_Diagonals
- Sort_Vowels_in_a_String
- Sort_the_People
- Sorting_the_Sentence
- Special_Array_I
- Special_Positions_in_a_Binary_Matrix
- Spiral_Matrix
- Split_Linked_List_in_Parts
- Split_the_Array
- Squares_of_a_Sorted_Array
- String_Matching_in_an_Array
- Subarray_Product_Less_Than_K
- Subarray_Sum_Equals_K
- Subarray_Sums_Divisible_by_K
- Subsets_II
- Subsets
- Subtract_the_Product_and_Sum_of_Digits_of_an_Integer
- Sum_of_All_Subset_XOR_Totals
- Sum_of_Good_Numbers
- Sum_of_Square_Numbers
- Swap_Nodes_in_Pairs
- Symmetric_Tree
- Taking_Maximum_Energy_From_the_Mystic_Dungeon
- The_Two_Sneaky_Numbers_of_Digitville
- The_k-th_Lexicographical_String_of_All_Happy_Strings_of_Length_n
- Time_Needed_to_Buy_Tickets
- To_Be_Or_Not_To_Be
- To_Lower_Case
- Total_Characters_in_String_After_Transformations_I
- Transpose_Matrix
- Triangle
- Tuple_with_Same_Product
- Two_Sum
- Unique_3-Digit_Even_Numbers
- Unique_Paths_II
- Unique_Paths
- Unit_Conversion_I
- Valid_Anagram
- Valid_Palindrome
- Valid_Parentheses
- Valid_Parenthesis_String
- Validate_Binary_Search_Tree
- Vertical_Order_Traversal_of_a_Binary_Tree
- Vowels_Game_in_a_String
- Word_Search
- XOR_Queries_of_a_Subarray
- Zero_Array_Transformation_IV
- __Count_Symmetric_Integers
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