#include <iostream>
using namespace std;
bool prompt(std::string &str)
{
cout << "> ";
if (cin) cout << endl << "Everything is ok" << endl;
std::getline(std::cin, str);
if (!cin) cout << "cin is failed" << endl;
return true;
}
int main()
{
std::string obj;
std::cin.setstate(std::ios::eofbit);
prompt(obj);
}
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