Sudoku game in R console! In-build matrix generator of three difficulty level (i.e. (E)asy, (M)edium, (H)ard)) together with interactive game session in which user assign values to a particular matrix cell.
# command to start the game
start_game()
List of commands while in game session:
# assign value
1, 2, 3 # row 1, column 2, value 3
9, 8, . # row 9, column 8, empty value
# revert last assignment
rev
revert
# restart game
res
restart
# change difficulty level
E # easy
M # medium
H # hard