example printing doubles in C++
#include <iostream>
//double example in C++
int main() {
double g = 5;
std::cout << g << "\n";
g += 0.4;
std::cout << g << "\n";
g += 0.6;
std::cout << g << "\n";
g /= 5;
std::cout << g << "\n";
}
/*5
5.4
6
1.2*/