5. Longest Palindromic Substring(유형)
32. Longest Valid Parentheses(stack)
1372. Longest ZigZag Path in a Binary Tree
3. Longest Substring Without Repeating Characters
21. Merge Two Sorted Lists(Linked List)
17. Letter Combinations Of A Phone Number
703. Kth Largest Element In A Stream
34. Find First And Last Position Of Element In Sorted Array(bisect)(⭐)
96. Unique Binary Search Trees(DP)
329. Longest Increasing Path In A Matrix(DFS)(⭐)
10. Regular Expression Matching(DP)(⭐⭐⭐)
28. Implement strStr(String match)(⭐⭐⭐)
318. Maximum Product Of Word Lengths(⭐⭐)
1461. Check If a String Contains All Binary Codes of Size K
304. Range Sum Query 2D - Immutable(⭐⭐)
232. Implement Queue using Stacks(⭐)
160. Intersection of Two Linked Lists(⭐⭐)
167. Two Sum II - Input Array Is Sorted
1658. Minimum Operations To Reduce X To Zero(⭐)
583. Delete Operation For Two Strings(LCS)(⭐⭐)
1268. Search Suggestions System
1642. Furthest Building You Can Reach(⭐⭐)
215. Kth Largest Element In Array(⭐)
Fraudulent Activity Notifications
Merge Sort : Counting Inversions
Hash Tables : Ice Cream Parlor
Minimum Absolute Difference In an Array
☆ Queues : A Tale of Two Stacks
Trees : Is This a Binary Search Tree?
Print The Elements Of A Linked List
Insert Node At The Tail Of A Linked List
Insert Node At The Head Of A Linked List
Insert Node At The Specific Position In A linked list
Delete Duplicate-Value Nodes From a Sorted Linked List
Inserting a Node Into a Sorted Doubly Linked List
Binary Search Tree : Insertion
Binary Search Tree : Lowest Common Ancestor
Hacker Rank - Python
Set.discard(),remove() and pop()
itertools.combinations_with_replacement()
Set .symmetric_difference() Operation
Classes: Dealing with Complex Numbers
ValidatingandParsingEmailAddresses
Detect HTML Tags, Attributes and Attribute Values
Validating Email Addresses With a Filter
Standardize Mobile Number Using Decorators
(토글 버튼을 누르면 리스트가 팝업됩니다)
2019
July/2019
(07/11/19) [7 kyu] Average Array
(07/12/19) [7 kyu] Find the stray number
(07/13/19) [6 kyu] The Spider and the Fly(Jumping Spider)
(07/13/19) [6 Kyu] Give me a Diamond
(07/14/19) [7 kyu] Sum of the first nth term of Series
(07/15/19) [6 Kyu] Does my number look big in this?
(07/16/19) [6 Kyu] Validate Credit Card Number
(07/17/19) [6 Kyu] Create Phone Number
(07/18/19) [6 Kyu] Shortest steps to a number
(07/19/19) [6 kyu] Is a number prime?
(07/20/19) [5 kyu] Double Cola
(07/21/19) [6 Kyu] Simple Simple Simple String Expansion
(07/24/19) [6 Kyu] Find the odd int
(07/25/19) [6 Kyu] Decode the Morse code
(07/26/19) [6 Kyu] Separate The Wheat From The Chaff
(07/27/19) [6 Kyu] Reverse every other word in the string
(07/28/19) [6 kyu] Rank Vector
(07/29/19) [6 Kyu] Fantabulous Birthday
August/2019
(08/01/19) [6 Kyu] Sum of Digits / Digital Root
(08/02/19) [5 Kyu] Moving Zeros To The End / Digital Root
(08/03/19) [6 Kyu] Easy Diagonal
(08/04/19) [5 Kyu] Last digit of a large number
(08/05/19) [6 Kyu] Mexican Wave
(08/06/19) [6 Kyu] Equal Sides Of An Array
(08/07/19) [5 Kyu] Directions Reduction
(08/08/19) [5 Kyu] Greed is Good
(08/09/19) [6 Kyu] Tribonacci Sequence
(08/10/19) [5 Kyu] Calculating with Functions
(08/11/19) [6 Kyu] Playing with digits
(08/12/19) [6 Kyu] Stop gninnipS My sdroW!
(08/13/19) [6 Kyu] Counting Duplicates
(08/14/19) [6 Kyu] Your order, please
(08/15/19) [6 Kyu] Count the smiley faces!
(08/16/19) [5 Kyu] Sum of Pairs
(08/17/19) [6 Kyu] Duplicate Encoder
(08/18/19) [6 Kyu] Take a Ten Minute Walk
(08/19/19) [6 Kyu] String transformer
(08/20/19) [5 Kyu] Weight for weight
(08/21/19) [5 Kyu] Valid Parentheses
(08/22/19) [4 Kyu] Next bigger number with the same digits
(08/23/19) [4 Kyu] parseInt() reloaded
(08/24/19) [5 Kyu] Maximum subarray sum
(08/25/19) [6 Kyu] What's in a name?
(08/27/19) [5 Kyu] Simple Pig Latin
(08/28/19) [5 Kyu] Product of consecutive Fib numbers
September/2019
March/2020
(04/05/20) [7 Kyu] Find the area of the rectangle!
(04/06/20) [6 Kyu] Simplify the number!
(04/07/20) [7 Kyu] What dominates your array?
2019
September/2019
(09/06/19) [8 Kyu] A Needle in the Haystack
(09/06/19) [8 Kyu] Even or Odd
(09/07/19) [8 Kyu] Simple Fun #1: Seats in Theater
(09/08/19) [7 Kyu] Growth of a Population
(09/09/19) [8 Kyu] String repeat
(09/10/19) [8 Kyu] Difference of Volumes of Cuboids
(09/11/19) [7 Kyu] Sum of odd numbers
(09/12/19) [7 Kyu] Speed Control
(09/13/19) [7 Kyu] Vowel Count
(09/14/19) [7 Kyu] Shortest Word
(09/15/19) [7 Kyu] Exes and Ohs
(09/16/19) [7 Kyu] Folding your way to the moon
(09/17/19) [8 Kyu] Incorrect division method
(09/18/19) [7 Kyu] Complementary DNA
(09/19/19) [8 Kyu] Expressions Matter
(09/20/19) [7 Kyu] Alphabetical Addition
(09/21/19) [7 Kyu] Odder Than the Rest
(09/23/19) [8 Kyu] Count the Monkeys!
(09/25/19) [8 Kyu] L1: Set Alarm
(09/27/19) [6 Kyu] Find the missing term in an Arithmetic Progression
October/2019
(10/02/19) [8 Kyu] Third Angle of a Triangle
(10/04/19) [7 Kyu] Stacked Balls - 3D (triangle base)
(10/05/19) [7 Kyu] STRONGN Strong Number (Special Numbers Series #2)
(10/06/19) [6 Kyu] Photocopy decay
(10/21/19) [7 Kyu] Powers of 3
(10/24/19) [6 Kyu] Mexican Wave
(10/25/19) [8 Kyu] Keep Hydrated!
(10/26/19) [8 Kyu] Remove First and Last Character
(10/27/19) [7 Kyu] Complementary DNA
(10/28/19) [7 Kyu] Beginner Series #3 Sum of Numbers
2019
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