#include <iostream> int main() { for (double i = -1.0; i <= 1.0; i += 0.1) { std::cout << i << " " << (bool)i << std::endl; } return 0; }
Standard input is empty
-1 1 -0.9 1 -0.8 1 -0.7 1 -0.6 1 -0.5 1 -0.4 1 -0.3 1 -0.2 1 -0.1 1 -1.38778e-16 1 0.1 1 0.2 1 0.3 1 0.4 1 0.5 1 0.6 1 0.7 1 0.8 1 0.9 1 1 1