{3,5}\{3,5\}{3,5}
{1,2,9}\{1,2,9\}{1,2,9}
{3,5,10}\{3,5,10\}{3,5,10}
{1,2,3,5,9,10}\{1,2,3,5,9,10\}{1,2,3,5,9,10}