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6009_examples.coffee
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6009_examples.coffee
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## Examples from
## https://py.mit.edu/_static/fall19/lectures/lecture04/lecture4.zip
{Sudoku} = require './sudoku.coffee'
easy = [[5,1,7,6,0,0,0,3,4]
[2,8,9,0,0,4,0,0,0]
[3,4,6,2,0,5,0,9,0]
[6,0,2,0,0,0,0,1,0]
[0,3,8,0,0,6,0,4,7]
[0,0,0,0,0,0,0,0,0]
[0,9,0,0,0,0,0,7,8]
[7,0,3,4,0,0,5,6,0]
[0,0,0,0,0,0,0,0,0]]
medium = [[5,1,7,6,0,0,0,3,4]
[0,8,9,0,0,4,0,0,0]
[3,0,6,2,0,5,0,9,0]
[6,0,0,0,0,0,0,1,0]
[0,3,0,0,0,6,0,4,7]
[0,0,0,0,0,0,0,0,0]
[0,9,0,0,0,0,0,7,8]
[7,0,3,4,0,0,5,6,0]
[0,0,0,0,0,0,0,0,0]]
hard = [[8,5,0,0,0,2,4,0,0]
[7,2,0,0,0,0,0,0,9]
[0,0,4,0,0,0,0,0,0]
[0,0,0,1,0,7,0,0,2]
[3,0,5,0,0,0,9,0,0]
[0,4,0,0,0,0,0,0,0]
[0,0,0,0,8,0,0,7,0]
[0,1,7,0,0,0,0,0,0]
[0,0,0,0,3,6,0,4,0]]
diff = [[0,0,5,3,0,0,0,0,0]
[8,0,0,0,0,0,0,2,0]
[0,7,0,0,1,0,5,0,0]
[4,0,0,0,0,5,3,0,0]
[0,1,0,0,7,0,0,0,6]
[0,0,3,2,0,0,0,8,0]
[0,6,0,5,0,0,0,0,9]
[0,0,4,0,0,0,0,3,0]
[0,0,0,0,0,9,7,0,0]]
all = true
for input in [easy, medium, hard, diff]
sudoku = new Sudoku input
console.log "#{sudoku}"
console.log 'solves to:'
if all
for solution from sudoku.solutions()
console.log "\n#{solution}"
else
sudoku.solve()
console.log "\n#{sudoku}"
console.log '-------------------------------'