0
{1: 1, 18: 1}
{1: 1, 18: 1, 13: 1}
{1: 1, 18: 2, 13: 2, 9: 1, 20: 1}
{1: 1, 18: 2, 13: 3, 9: 2, 20: 1, 5: 1, 16: 1}
{1: 1, 18: 1, 13: 4, 9: 1, 20: 1, 5: 1, 16: 2}
{1: 1, 18: 1, 13: 4, 9: 1, 20: 1, 5: 1, 16: 2, 8: 1}
{1: 1, 18: 1, 13: 4, 9: 1, 20: 1, 5: 1, 16: 2, 8: 1, 11: 1}
{1: 1, 18: 1, 13: 4, 9: 1, 20: 1, 5: 1, 16: 2, 8: 1, 11: 1, 17: 1}
{1: 1, 18: 1, 13: 4, 9: 2, 20: 1, 5: 1, 16: 2, 8: 2, 11: 1, 17: 1, 10: 1}
{1: 1, 18: 2, 13: 5, 9: 1, 20: 1, 5: 1, 16: 3, 8: 2, 11: 2, 17: 2, 10: 2, 19: 1}
5