<aside> 💪 문제 풀이를 통해, 상황에 적합한 알고리즘 선정 능력을 키우는 것이 목표!!

</aside>

<aside> 😲 매주 3문제 이상 꾸준히 풀이한 결과..

LeetCode 140문제+ Programmers 120문제+ 백준 40문제+

</aside>

문제 공략법

LeetCode

1. Two Sum

2. Add Two Numbers

3. Longest Substring Without Repeating Chracters

4. Median of Two Sorted Arrays

9. Palindrome Number

10. Regular Expression Matching

13. Roman to Integer

14. Longest Common Prefix

5. Longest Palindromic Substring

6. Zigzag Conversion

23. Merge k Sorted Lists

25. Reverse Nodes in k-Group

20. Valid Parentheses

21. Merge Two Sorted Lists

7. Reverse Integer

8. String to Integer (atoi)

30. Substring with Concatenation of All Words

32. Longest Valid Parentheses

27. Remove Element

35. Search Insert Position

11. Container With Most Water

12. Integer to Roman

37. Sudoku Solver

41. First Missing Positive

28. Find the Index of the First Occurrence in a String

58. Length of Last Word

15. 3Sum

16. 3Sum Closet

42. Trapping Rain Water

44. Wildcard Matching

66. Plus One

67. Add Binary

17. Letter Combinations of a Phone Number

18. 4Sum

51. N-Queens

51. N-Queens II

60. Permutation Sequence

69. Sqrt(x)

70. Climbing Stairs

19. Remove Nth Node From End of List

65. Valid Number

86. Remove Duplicates from Sorted List

88. Merge Sorted Array

24. Swap Nodes in Pairs

29. Divide Two Integers

72. Edit Distance

76. Minimum Window Substring

100. Same Tree

101. Symmetric Tree

33. Search in Rotated Sorted Array

31. Next Permutation

84. Largest Rectangle in Histogram

85. Maximal Rectangle

104. Maximum Depth of Binary Tree

108. Convert Sorted Array to Binary Search Tree

71. Simplify Path

114. Flatten Binary Tree to Linked List

87. Scramble String

115. Distinct Subsequences

110. Balanced Binary Tree

111. Minimum Depth of Binary Tree

143. Reorder List

150. Evaluate Reverse Polish Notation

123. Best Time to Buy and Sell Stock3

124. Binary Tree Maximum Path Sum

112. Path Sum

118. Pascal's Triangle

130. Surrounded Regions

200. Number of Islands

126. Word Ladder II

132. Palindrome Partitioning II

119. Pascal's Triangle II

121. Best Time to Buy and Sell Stock

417. Pacific Atlantic Water Flow