소프트웨어에 대한 모든 것

1329. Sort the Matrix Diagonally https://leetcode.com/problems/sort-the-matrix-diagonally/ Sort the Matrix Diagonally - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) - Straight Forward 특별한 자료구조나 알고리즘은 사용하지 않았습니다. 문제 그대로 이해하여 풀었습니다. 문제 풀이 접근: 오른쪽 상단을 시작으로 row++, col++ 이동..

1812. Determine Color of a Chessboard Square https://leetcode.com/problems/determine-color-of-a-chessboard-square/ Determine Color of a Chessboard Square - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) class Solution: def squareIsWhite(self, coordinates: str) -> bool: #..

1295. Find Numbers with Even Number of Digits 제목 문제) 솔루션1) len(str)을 사용해서 길이가 even을 찾아냅니다. class Solution: def findNumbers(self, nums: List[int]) -> int: return sum([len(str(num)) % 2 == 0 for num in nums])

617. Merge Two Binary Trees https://leetcode.com/problems/merge-two-binary-trees/ Merge Two Binary Trees - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) - 재귀적 문제 난이도는 Easy였지만 저에게는 Medium 이상 난이도의 문제였습니다. DFS 방식으로 계속 푸는 방법을 생각 했지만 결국에는 포기하고 Discussion을 참고 하였습니다. 노드를 생성해 나..

1221. Split a String in Balanced Strings https://leetcode.com/problems/split-a-string-in-balanced-strings/ Split a String in Balanced Strings - LeetCode Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com 문제) 솔루션1) 순차적으로 'L' 문자수를 카운팅, 'R' 문자수를 카운팅해서 같아지는 시점에 balanced string 하나를 카운팅하고 'L', 'R' 문..