| library test; | |
| abstract class A { | |
| int f(int x, int y); | |
| int g(int x, [int y]); | |
| int h(int x, {int y}); | |
| int i(int x, {int y}); | |
| } | |
| abstract class B { | |
| int f(int x); | |
| int g(int x); | |
| int h(int x); | |
| int i(int x, {int z}); | |
| } | |
| abstract class C implements A, B { | |
| f(x, y); | |
| g(x, [y]); | |
| h(x, {y}); | |
| i(x, {y, z}); | |
| } | |
| main() {} |