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#include <iostream>
/*
*
* 3.9
*
* Program does compile but not sure if valid. It has a size of 0 so its probably undefined behavior.
*/
using std::string;
using std::cout;
using std::cin;
using std::cerr;
using std::clog;
using std::endl;
int main () {
string s;
auto Size = s.size();
cout << Size << endl;
cout << s[0] << endl;
return 0;
}
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