애플2 [Arrays] sudoku2 - Apple, Uber Problem: Sudoku is a number-placement puzzle. The objective is to fill a 9 × 9 grid with numbers in such a way that each column, each row, and each of the nine 3 × 3 sub-grids that compose the grid all contain all of the numbers from 1 to 9 one time. Implement an algorithm that will check whether the given grid of numbers represents a valid Sudoku puzzle according to the layout rules described a.. 2020. 5. 29. [Arrays] rotateImage - Amazon, Microsoft, Apple Problem: Note: Try to solve this task in-place (with O(1) additional memory), since this is what you'll be asked to do during an interview. You are given an n x n 2D matrix that represents an image. Rotate the image by 90 degrees (clockwise). Example For the output should be -Summary- 1. Reverse the matrix first 2. Transpose the matrix to move around the elements. The element will be rotated wit.. 2020. 5. 29. 이전 1 다음
