1 | class A { |
---|---|
2 | public: |
3 | A(int a) : a(a) {} |
4 | int a; |
5 | }; |
6 | class B : public A { |
7 | using A::A; |
8 | }; |
9 | class C : public B { |
10 | C() : B(1) {} |
11 | }; |
12 |
1 | class A { |
---|---|
2 | public: |
3 | A(int a) : a(a) {} |
4 | int a; |
5 | }; |
6 | class B : public A { |
7 | using A::A; |
8 | }; |
9 | class C : public B { |
10 | C() : B(1) {} |
11 | }; |
12 |