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Problem Solving

Created
2021/03/23 01:58
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Code with Comment of Algorithm
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BOJ : Bronze
A+B
1000
A-B
1001
A/B
1008
직사각형에서 탈출
1085
더하기 사이클
1110
단어의 개수
1152
단어 공부
1157
주사위
1233
팰린드롬수
1259
두 수 비교하기
1330
평균
1546
공
1547
줄 세우기
1681
2007년
1924
달팽이2
1952
초콜릿 자르기
2163
2차원 배열의 합
2167
분해합
2231
일곱 난쟁이
2309
별 찍기 - 1
2438
별 찍기 - 2
2439
별 찍기 - 3
2440
별 찍기 - 4
2441
검증수
2475
약수 구하기
2501
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LeetCode : Easy
Two Sum
Array
Hash Table
1
Roman to Integer
Hash Table
Math
String
13
Add Binary
Math
String
Bit Manipulation
Simulation
67
Power of Two
Math
Bit Manipulation
Recursion
231
Word Pattern
Hash Table
String
290
Number Complement
Bit Manipulation
476
Detect Capital
String
520
Binary Tree Tilt
Tree
Depth-First Search
Binary Tree
563
Can Place Flowers
Array
Greedy
605
Middle of the Linked List
Linked List
Two Pointers
876
Range Sum of BST
Tree
Depth-First Search
Binary Search Tree
Binary Tree
938
Valid Mountain Array
Array
941
Find the Town Judge
Array
Hash Table
Graph
997
Complement of Base 10 Integer
Bit Manipulation
1009
Sum of Root To Leaf Binary Numbers
Tree
Depth-First Search
Binary Tree
1022
Minimum Absolute Difference
Array
Sorting
1200
Minimum Cost to Move Chips to The Same Position
Array
Math
Greedy
1217
Consecutive Characters
String
1446
Richest Customer Wealth
Array
Matrix
1672
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LeetCode : Medium
String to Integer (atoi)
String
8
Merge Intervals
Array
Sorting
56
Populating Next Right Pointers in Each Node
Tree
Depth-First Search
Breadth-First Search
Binary Tree
116
Gas Station
Array
Greedy
134
Linked List Cycle II
Hash Table
Linked List
Two Pointers
142
Reorder List
Linked List
Two Pointers
Stack
Recursion
143
LRU Cache
Hash Table
Linked List
Design
Doubly-Linked List
146
Insertion Sort List
Linked List
Sorting
147
Rotate Array
Array
Math
Two Pointers
189
Course Schedule II
Depth-First Search
Breadth-First Search
Graph
Topological Sort
210
Design Add and Search Words Data Structure
String
Depth-First Search
Design
Trie
211
Maximal Square
Array
Dynamic Programming
Matrix
221
Basic Calculator II
Math
String
Stack
227
Minimum Height Trees
Depth-First Search
Breadth-First Search
Graph
Topological Sort
310
Linked List Random Node
Linked List
Math
Reservoir Sampling
Randomized
382
Decode String
String
Stack
Recursion
394
Partition Equal Subset Sum
Array
Dynamic Programming
416
Maximum XOR of Two Numbers in an Array
Array
Hash Table
Bit Manipulation
Trie
421
Minimum Number of Arrows to Busrt Balloons
Array
Greedy
Sorting
452
Insert into a Binary Search Tree
Tree
Binary Search Tree
Binary Tree
701
Domino and Tromino Tiling
Dynamic Programming
790
Maximize Distance to Closest Person
Array
849
Koko Eating Bananas
Array
Binary Search
875
K Closest Points to Origin
Array
Math
Divide and Conquer
Geometry
Sorting
Heap (Priority Queue)
Quickselect
973
Pairs of Songs With Total Durations Divisible by 60
Array
Hash Table
Counting
1010
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