#include <iostream>
using namespace std;
class Verylong
{
public:
Verylong (int x) { }
Verylong (long x = 0) { }
Verylong (const Verylong& vrl) { }
explicit Verylong (const std::string& str) { }
explicit Verylong (const char* ch) { }
};
int main()
{
Verylong vl(0);
return 0;
}
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