1r(0, 0) 2r(0, 1) 3r(0, 100) 4r(1, 0) 5r(1, 3) 6r(1.4, 0) 7r(1.5, 0) 8r(34.45, 2) 9r(64.1223, 4) 10r(-1, 0) 11r(-1, 3) 12r(-1.4, 0) 13r(-1.5, 0) 14r(-34.45, 2) 15r(-64.1223, 4) 16