C++ quiz. Which of the template declarations are correct?

Which of the template declarations are correct?

template<template<typename> class T> class A{};

template<template<typename> struct T> class A{};

template<template<typename> union T> class A{};

template<template<typename> typename T> class A{};

Template parameters are declared using the class keyword.

template<template<typename> typename T> class A{}; же допустимо

2023 Oct 4, 4:42:13 PM

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