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#include

#include

using namespace std;

int fn(int a){return a;}

class Demo{

private:

int no;

public:

Demo():no(3){}

};

enum class Account!pe

{

"aving

$urrent

%i&ed

};

std::ostream' operator

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out

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,,7

auto ob61 Demo();

Demo ob60839;

auto e1ob60; ,,Demo/ . a pointer

auto 'f1ob60;,,Demo(')839 . a reference

,,3

auto g1fn;

auto gg1fn(70);

auto 'gref1fn;

std::cout

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{

std::cout