@@ -1,23 +1,20 @@ -#!/usr/bin/env ruby +#!/usr/bin/env ruby19 def r - (0..80).each do |i| + (0..80).each { |i| next if A[i] > 0 - t = {} - bad = (0..80).map { |j| + ((1..9).to_a - (0..80).map { |j| (j/9 == i/9 || j%9 == i%9 || j/27 == i/27 && j%9/3 == i%9/3) ? A[j] : 0 - }.uniq - guesses = ((1..9).to_a - bad) - guesses.each do |g| + }).each { |g| A[i] = g r A[i] = 0 - end + } return - end - puts A.join('').scan(/.{9}/) + } + puts A.join exit end A = gets.strip.split(//).map {|n| n.to_i } s.rb 72c69fda3e9ac220e2894fab735fa8cffd121e5c Jim Weirich jim.weirich@gmail.com http://github.com/jimweirich/sudoku/commit/2b0a40d511a845a740558d9604afc7b8e033c366 2b0a40d511a845a740558d9604afc7b8e033c366 2009-08-13T11:19:50-07:00 2009-08-13T11:19:50-07:00 updated the ruby solution s.rb b72beeb1dfdfc68db86db5eba80f488de33b97ef Jim Weirich jim.weirich@gmail.com