#include #include int main(int argc, char* argv[]) { if (argc != 2) { if (argc < 2) { std::cerr << "Too few arguments" << std::endl; } else { std::cerr << "Too many arguments" << std::endl; } std::cerr << "Usage: " << argv[0] << " " << std::endl; return 1; } ScalarConverter::convert(argv[1]); }