[1,5,3,2,4,3,4,4,3,4,5,6,4,5,6,4,5,6,5,6,6,5,7,6, 5,7,6,6,7,6,7,7,6,7,7,6,7,7,8,7,7,8,7,8,8,7,8,8,7, 8,9,8,8,9,8,8,9,8,9,9,8,9,9,8,9,9,9,10,9,9,10,9,9, 10,9,10,10,9,10,10,9,10,10,10]