#include <iostream>
#include <limits>
int main ()
{
int x = 2;
std::cout << "x: " << x++ << std::endl;
std::cout << "x: " << x << std::endl;
std::cout << "x: " << ++x << std::endl;
std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
}
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