#include <string>
        #include <iostream>
        using namespace std;
 
        class foo
          {
           public:
           foo() {}
           foo(long long) {}
           foo(const string &) {}
           operator long long()const { cout << "tutaj2\n"; return 666; }
           explicit operator string()const {  return "666"; }
          };
 
        int main()
          {
    		foo a;
 
    		string s(a); // string s=a; to przeżytek który i tak zostanie potraktowany jako string s(a);
    		cout << "tutaj1\n";
    		s = a;
    		cout << "tutaj3\n";
 
    		long long b = a;
    		b = a;
          }

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