[0,1,1,3,4,4,3,4,4,5,6,6,6,7,7,6,7,7,5,6,6,6,7,7, 6,7,7,7,8,8,8,9,9,8,9,9,8,9,9,9,10,10,9,10,10,8,9, 9,9,10,10,9,10,10,7,8,8,8,9,9,8,9,9,8,9,9,9,10,10, 9,10,10,8,9,9,9,10,10,9,10,10]