How to solve Sudoku with R
In this post we discuss how to write an R script to solve any Sudoku puzzle. There are some R packages to handle this, but in our case, we'll write our own solution. For our purposes, we'll assume the input Sudoku is a 9x9 grid. At the end result, each row, column, and 3x3 box needs to contain exactly one of each integer 1 through 9. Learn more about data science by checking out the great curriculum at 365 Data Science! Step 0) Define a sample board Let's define a sample Sudoku board for testing. Empty cells will be represented as zeroes. Step 1) Find the empty cells In the first step, let's write a function that will find all of the empty cells on the board. Step 2) Make…