lst-0031-book.cpp
// https://godbolt.org/z/zK9Ke9n48
#include <iostream> // cout
int main(int argc, const char* argv[]) {
bool withParameters = argc > 1; // comparison result stored
if(withParameters) { // ... and used
std::cout << "You have called the program with parameters.\n";
}
return 0;
}