취미가 좋다

https://leetcode.com/problems/number-of-islands/ Number of Islands - 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 Solution class Solution: def __init__(self): self.m = 0 self.n = 0 self.grid = [] self.visit = [] def numIslands(self, grid): self.m = len(grid) self.n = len(grid[0]..

https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/ Convert Sorted Array to Binary Search Tree - 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 Given an integer array nums where the elements are sorted in ascending order, convert it to a height-balanced binar..