var cells = [[5,6,8,4,7,1,3,9,2], [9,3,1,5,8,2,4,7,6], [2,4,7,9,3,6,8,1,5], [4,5,2,7,6,8,1,3,9], [1,7,3,2,5,9,6,4,8], [8,9,6,1,4,3,2,5,7], [7,2,5,8,1,4,9,6,3], [6,8,4,3,9,7,5,2,1], [3,1,9,6,2,5,7,8,4]];

var spos = [[0,0,8,0,0,0,3,9,2], [0,0,1,0,0,0,0,0,6], [0,0,0,9,3,6,0,0,0], [0,5,0,7,0,0,0,3,0], [1,7,0,2,0,9,0,4,8], [0,9,0,0,0,3,0,5,0], [0,0,0,8,1,4,0,0,0], [6,0,0,0,0,0,5,0,0], [3,1,9,0,0,0,7,0,0]];

  var scol = 
  [
  [1,1,1,2,2,2,1,1,1], 
  [1,1,1,2,2,2,1,1,1], 
  [1,1,1,2,2,2,1,1,1], 
  [2,2,2,1,1,1,2,2,2],
  [2,2,2,1,1,1,2,2,2],
  [2,2,2,1,1,1,2,2,2],
  [1,1,1,2,2,2,1,1,1], 
  [1,1,1,2,2,2,1,1,1], 
  [1,1,1,2,2,2,1,1,1], 
 ];