Iterating through the array

suggest change

std::array being a STL container, can use range-based for loop similar to other containers like vector

int main() {
   std::array<int, 3> arr = { 1, 2, 3 };
   for (auto i : arr) {
       cout << i << '\n';
	}
}

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std::array:
*Iterating through the array

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24std::array