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class BoxClass 
{
	public:
       BoxClass(int x, int y);
};
 
class Bullet : public BoxClass 
{
    public:
        Bullet();
};
 
Bullet::Bullet() 
{ }
 
int main()
{
	Bullet b;
}

prog.cpp: In constructor ‘Bullet::Bullet()’:
prog.cpp:13:16: error: no matching function for call to ‘BoxClass::BoxClass()’
 Bullet::Bullet()
                ^
prog.cpp:4:8: note: candidate: BoxClass::BoxClass(int, int)
        BoxClass(int x, int y);
        ^~~~~~~~
prog.cpp:4:8: note:   candidate expects 2 arguments, 0 provided
prog.cpp:1:7: note: candidate: constexpr BoxClass::BoxClass(const BoxClass&)
 class BoxClass
       ^~~~~~~~
prog.cpp:1:7: note:   candidate expects 1 argument, 0 provided
prog.cpp:1:7: note: candidate: constexpr BoxClass::BoxClass(BoxClass&&)
prog.cpp:1:7: note:   candidate expects 1 argument, 0 provided

Standard output is empty