Wrapper<int&> with std::remove_reference_t

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#include <iostream>
#include <type_traits>
 
template<typename T>
class Wrapper
{
public:
    Wrapper(T const& value) : value_(value) {}
    
    std::remove_reference_t<T> const& get() const { return value_; }
    
private:
    T value_;
};
 
int main()
{
    using IntRefWrapper = Wrapper<int&>;
    int a = 42;
    IntRefWrapper intRefWrapper(a);
    
    intRefWrapper.get() = 43;
 
    std::cout << "a is now " << a << '\n';
}
 

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