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Question #337 Difficulty: 3

According to the C++23 standard, what is the output of this program?

    #include <iostream>
#include <type_traits>

int main() {
    auto a = "Hello, World!";
    std::cout << std::is_same_v<decltype("Hello, World!"), decltype(a)>;

    return 0;
}

Hint:

A string literal is an lvalue, and its type is "array of n const char".
The type of a is deduced using the rules for template argument deduction.

Answer:

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