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Implemented backtracking algorithm

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This commit is contained in:
Alberto Venturini 2019-11-02 15:17:12 +02:00
parent c8ee8c311e
commit ce935b9a1a
4 changed files with 57 additions and 14 deletions
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4
spec/board_spec.cr
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@ -64,11 +64,11 @@ describe Sudoku::Board do
"...3"
end
it "should not be solved if it's not solved" do
it "should not be complete if there are nulls" do
board = Sudoku::Board.new(4, 2)
(0..3).each { |i| board.put(i, i, i) }
board.solved?.should be_false
board.complete?.should be_false
end