1. 程式人生 > >1123 平面中的點 point類Ⅲ

1123 平面中的點 point類Ⅲ

Point : (0, 0) is created.Point : (1, 2) is created.Point : (1, 2) is copied.Point : (1, 2)Point : (1, 2) is erased.Point : (1, 2) is erased.Point : (3, 3) is created.Point : (3, 3) is copied.Point : (3, 3)Point : (3, 3) is erased.Point : (3, 3) is erased.Point : (2, 1) is created.Point : (2, 1) is copied.Point : (2, 1)Point : (2, 1) is erased.Point : (2, 1) is erased.Point : (0, 0) is copied.Point : (1, 1) is created.Point : (0, 0) is copied.Point : (1, 1) is copied.Point : (0, 0) is copied.Point : (0, 0)Point : (1, 1)Point : (0, 0)Point : (0, 0) is erased.Point : (1, 1) is erased.Point : (0, 0) is erased.Point : (1, 1) is erased.Point : (0, 0) is erased.Point : (0, 0) is erased.