lst-0089-godb.cpp
//#(compile) c++; compiler:g132; options:-O3 -std=c++23; libs:-
// https://godbolt.org/z/eW1cfYcGs
#include <iostream>
void output(int a, int b) {
std::cout << a << ' ' << b << '\n';
}
int number() {
static int val = 0;
return ++val;
}
int main() {
output(number(), number()); // in which order?
}