Problems

New Problem
Title Difficulty Categories Status Source
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ž๋ฌผ์‡ ์™€ ์—ด์‡  HARD ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ฌด์ง€์˜ ๋จน๋ฐฉ ๋ผ์ด๋ธŒ HARD ์Šคํƒ/ํ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํ›„๋ณดํ‚ค MEDIUM ๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋น™๊ณ  MEDIUM ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋‰ด์Šค ํด๋Ÿฌ์Šคํ„ฐ๋ง MEDIUM ํ•ด์‹œ/๋งต์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํŒŒ์ผ๋ช… ์ •๋ ฌ MEDIUM ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์••์ถ• EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ดํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ฉ”๋‰ด ๋ฆฌ๋‰ด์–ผ MEDIUM ํ•ด์‹œ/๋งต๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํ‚คํŒจ๋“œ ๋ˆ„๋ฅด๊ธฐ EASY ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์‹ ๊ทœ ์•„์ด๋”” ์ถ”์ฒœ EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์–‘๊ถ๋Œ€ํšŒ MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํ•ฉ์Šน ํƒ์‹œ ์š”๊ธˆ MEDIUM ์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ตœ๊ณ ์˜ ์ง‘ํ•ฉ MEDIUM ๊ทธ๋ฆฌ๋””์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - 124 ๋‚˜๋ผ์˜ ์ˆซ์ž MEDIUM ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์บ์‹œ EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํ–‰๋ ฌ ํ…Œ๋‘๋ฆฌ ํšŒ์ „ํ•˜๊ธฐ MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - 2 x n ํƒ€์ผ๋ง EASY ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ฉ€๋ฆฌ ๋›ฐ๊ธฐ EASY ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ฐ€์žฅ ํฐ ์ •์‚ฌ๊ฐํ˜• ์ฐพ๊ธฐ MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ฒŒ์ž„ ๋งต ์ตœ๋‹จ๊ฑฐ๋ฆฌ EASY ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Partition Equal Subset Sum MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Edit Distance HARD ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
01 Matrix MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP)๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Walls and Gates MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Rotting Oranges MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Word Ladder HARD ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Sliding Window Median HARD ์Šคํƒ/ํํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Evaluate Reverse Polish Notation MEDIUM ์Šคํƒ/ํ NOT_ATTEMPTED Link
Add Two Numbers MEDIUM ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Implement Stack using Queues EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
Implement Queue using Stacks EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
Min Stack MEDIUM ์Šคํƒ/ํ NOT_ATTEMPTED Link
Pascal's Triangle EASY ๋™์  ๊ณ„ํš๋ฒ• (DP)์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Maximum Number of Vowels in a Substring of Given Length MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Maximum Average Subarray I EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Squares of a Sorted Array EASY ์ •๋ ฌํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Search Insert Position EASY ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Find First and Last Position of Element in Sorted Array MEDIUM ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Find Peak Element MEDIUM ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Intersection of Two Arrays EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
Move Zeroes EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
First Unique Character in a String EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
Merge Sorted Array EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Sort Colors MEDIUM ์ •๋ ฌํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Find All Numbers Disappeared in an Array EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Power of Two EASY ๋น„ํŠธ๋งˆ์Šคํ‚น์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Happy Number EASY ํ•ด์‹œ/๋งต์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Excel Sheet Column Number EASY ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Majority Element EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด๋ถ„ํ•  ์ •๋ณต NOT_ATTEMPTED Link
Single Number EASY ๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Diameter of Binary Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Minimum Depth of Binary Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Balanced Binary Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Convert Sorted Array to Binary Search Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ๋ถ„ํ•  ์ •๋ณต NOT_ATTEMPTED Link
Symmetric Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Path Sum III MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Path Sum EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Implement strStr() EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Remove Element EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Length of Last Word EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Roman to Integer EASY ํ•ด์‹œ/๋งต์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Add Binary EASY ๋น„ํŠธ๋งˆ์Šคํ‚น์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Plus One EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Sqrt(x) EASY ์ด์ง„ ํƒ์ƒ‰์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
First Bad Version EASY ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Reverse String EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
String to Integer (atoi) MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Reverse Integer MEDIUM ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
Sliding Window Maximum HARD ์Šคํƒ/ํํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Trapping Rain Water HARD ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋” ๋งต๊ฒŒ EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ฒ ์ŠคํŠธ์•จ๋ฒ” MEDIUM ํ•ด์‹œ/๋งต์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์˜์ƒ EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ „ํ™”๋ฒˆํ˜ธ ๋ชฉ๋ก EASY ํ•ด์‹œ/๋งต์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํ”„๋กœ์„ธ์Šค EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋‹ค๋ฆฌ๋ฅผ ์ง€๋‚˜๋Š” ํŠธ๋Ÿญ EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ธฐ๋Šฅ๊ฐœ๋ฐœ EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ฃผ์‹๊ฐ€๊ฒฉ EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ด์ค‘์šฐ์„ ์ˆœ์œ„ํ MEDIUM ์Šคํƒ/ํ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋””์Šคํฌ ์ปจํŠธ๋กค๋Ÿฌ HARD ์Šคํƒ/ํ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ง•๊ฒ€๋‹ค๋ฆฌ HARD ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ž…๊ตญ์‹ฌ์‚ฌ MEDIUM ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ˆœ์œ„ MEDIUM ์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ฐ€์žฅ ๋จผ ๋…ธ๋“œ MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS)์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์—ฌํ–‰๊ฒฝ๋กœ HARD ๊ทธ๋ž˜ํ”„ (BFS/DFS)๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋‹จ์–ด ๋ณ€ํ™˜ MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋„คํŠธ์›Œํฌ MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS)์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํƒ€๊ฒŸ ๋„˜๋ฒ„ EASY ๊ทธ๋ž˜ํ”„ (BFS/DFS)๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋„๋‘‘์งˆ HARD ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋“ฑ๊ตฃ๊ธธ MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ •์ˆ˜ ์‚ผ๊ฐํ˜• MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - N์œผ๋กœ ํ‘œํ˜„ HARD ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋‹จ์†์นด๋ฉ”๋ผ MEDIUM ์ •๋ ฌ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์„ฌ ์—ฐ๊ฒฐํ•˜๊ธฐ MEDIUM ์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ตฌ๋ช…๋ณดํŠธ MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํฐ ์ˆ˜ ๋งŒ๋“ค๊ธฐ MEDIUM ์Šคํƒ/ํ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์กฐ์ด์Šคํ‹ฑ MEDIUM ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์ฒด์œก๋ณต EASY ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์†Œ์ˆ˜ ์ฐพ๊ธฐ MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์นดํŽซ EASY ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๋ชจ์˜๊ณ ์‚ฌ EASY ์ˆ˜ํ•™/๊ตฌํ˜„ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - H-Index MEDIUM ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ๊ฐ€์žฅ ํฐ ์ˆ˜ MEDIUM ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - K๋ฒˆ์งธ์ˆ˜ EASY ์ •๋ ฌ NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ํฐ์ผ“๋ชฌ EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค - ์™„์ฃผํ•˜์ง€ ๋ชปํ•œ ์„ ์ˆ˜ EASY ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
LFU Cache HARD ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
LRU Cache MEDIUM ํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
Generate Parentheses MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
N-Queens HARD ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Letter Combinations of a Phone Number MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Subsets MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Permutations MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Swim in Rising Water HARD ์ด์ง„ ํƒ์ƒ‰์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
Min Cost to Connect All Points MEDIUM ์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
Cheapest Flights Within K Stops MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP)์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
Network Delay Time MEDIUM ์ตœ๋‹จ ๊ฒฝ๋กœ NOT_ATTEMPTED Link
Largest Rectangle in Histogram HARD ์Šคํƒ/ํ NOT_ATTEMPTED Link
Daily Temperatures MEDIUM ์Šคํƒ/ํ NOT_ATTEMPTED Link
Task Scheduler MEDIUM ์Šคํƒ/ํ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
Find Median from Data Stream HARD ์Šคํƒ/ํ NOT_ATTEMPTED Link
Kth Largest Element in an Array MEDIUM ์Šคํƒ/ํ์ •๋ ฌ NOT_ATTEMPTED Link
Top K Frequent Elements MEDIUM ํ•ด์‹œ/๋งต์Šคํƒ/ํ NOT_ATTEMPTED Link
Word Search II HARD ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Add and Search Word MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Implement Trie (Prefix Tree) MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Lowest Common Ancestor of a Binary Search Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Kth Smallest Element in a BST MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Validate Binary Search Tree MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Construct Binary Tree from Preorder and Inorder Traversal MEDIUM ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Subtree of Another Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Serialize and Deserialize Binary Tree HARD ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Binary Tree Level Order Traversal MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS)ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Binary Tree Maximum Path Sum HARD ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Invert Binary Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Same Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Maximum Depth of Binary Tree EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Encode and Decode Strings MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Palindromic Substrings MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Longest Palindromic Substring MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Valid Palindrome EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Valid Parentheses EASY ์Šคํƒ/ํ NOT_ATTEMPTED Link
Group Anagrams MEDIUM ํ•ด์‹œ/๋งต์ •๋ ฌ NOT_ATTEMPTED Link
Valid Anagram EASY ํ•ด์‹œ/๋งต์ •๋ ฌ NOT_ATTEMPTED Link
Minimum Window Substring HARD ํ•ด์‹œ/๋งตํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Longest Repeating Character Replacement MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Longest Substring Without Repeating Characters MEDIUM ํ•ด์‹œ/๋งตํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Word Search MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS)๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Rotate Image MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Spiral Matrix MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Set Matrix Zeroes MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Reorder List MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Remove Nth Node From End Of List MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Merge K Sorted Lists HARD ์Šคํƒ/ํ๋ถ„ํ•  ์ •๋ณต NOT_ATTEMPTED Link
Merge Two Sorted Lists EASY ์ •๋ ฌ NOT_ATTEMPTED Link
Linked List Cycle EASY ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Reverse Linked List EASY ํŠธ๋ฆฌ/์ด์ง„ํŠธ๋ฆฌ NOT_ATTEMPTED Link
Meeting Rooms II MEDIUM ์Šคํƒ/ํ์ •๋ ฌ NOT_ATTEMPTED Link
Meeting Rooms EASY ์ •๋ ฌ NOT_ATTEMPTED Link
Non-overlapping Intervals MEDIUM ์ •๋ ฌ๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
Merge Intervals MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ •๋ ฌ NOT_ATTEMPTED Link
Insert Interval MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด์ •๋ ฌ NOT_ATTEMPTED Link
Number of Connected Components in an Undirected Graph MEDIUM ์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
Graph Valid Tree MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS)์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
Alien Dictionary HARD ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Longest Consecutive Sequence MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด์œ ๋‹ˆ์˜จํŒŒ์ธ๋“œ/MST NOT_ATTEMPTED Link
Number of Islands MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Pacific Atlantic Water Flow MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Course Schedule MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Clone Graph MEDIUM ๊ทธ๋ž˜ํ”„ (BFS/DFS) NOT_ATTEMPTED Link
Jump Game MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP)๊ทธ๋ฆฌ๋”” NOT_ATTEMPTED Link
Unique Paths MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Decode Ways MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
House Robber II MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
House Robber MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Combination Sum MEDIUM ๋ฐฑํŠธ๋ž˜ํ‚น NOT_ATTEMPTED Link
Word Break Problem MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Longest Common Subsequence MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Longest Increasing Subsequence MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Coin Change MEDIUM ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Climbing Stairs EASY ๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Reverse Bits EASY ๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Missing Number EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Counting Bits EASY ๋™์  ๊ณ„ํš๋ฒ• (DP)๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Number of 1 Bits EASY ๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Sum of Two Integers MEDIUM ๋น„ํŠธ๋งˆ์Šคํ‚น NOT_ATTEMPTED Link
Container With Most Water MEDIUM ํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
3Sum MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ดํˆฌํฌ์ธํ„ฐ/์Šฌ๋ผ์ด๋”ฉ์œˆ๋„์šฐ NOT_ATTEMPTED Link
Search in Rotated Sorted Array MEDIUM ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Find Minimum in Rotated Sorted Array MEDIUM ์ด์ง„ ํƒ์ƒ‰ NOT_ATTEMPTED Link
Maximum Product Subarray MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Maximum Subarray MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Product of Array Except Self MEDIUM ๋ฐฐ์—ด/๋ฌธ์ž์—ด NOT_ATTEMPTED Link
Contains Duplicate EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ดํ•ด์‹œ/๋งต NOT_ATTEMPTED Link
Best Time to Buy and Sell Stock EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ด๋™์  ๊ณ„ํš๋ฒ• (DP) NOT_ATTEMPTED Link
Two Sum EASY ๋ฐฐ์—ด/๋ฌธ์ž์—ดํ•ด์‹œ/๋งต NOT_ATTEMPTED Link