#include <iostream>
#include <memory>
std::unique_ptr<int> getData() {
std::unique_ptr<int> a = std::make_unique<int>(5);
return a;
}
int main() {
std::unique_ptr<int> b = getData();
// std::unique_ptr<int> c = b;
std::cout << *b << std::endl;
return 0;
}
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