func_prototypes_in_func.cpp

#include <iostream>

int main(int argc, char const* argv[]) {
    int foo();
    int& bar();
    int* baz();

    delete &(bar());
    delete baz();

    return 0;
}

int foo() {
    return 42;
}

int& bar() {
    return *(new int);
}

int* baz() {
    return new int;
}