Sudoku solver written in C

Sudoku solver using plain C and the backtracking algorithm.

Usage

$ sudoku-solver input1.csv input2.csv input3.csv

Doesn't have to be a csv, the program will pick up the first 81 digits of each file.

Build

$ ./build.sh

OR

$ cc sudoku-solver.c -o sudoku-solver

cc, gcc, clang... Whatever