#include <iostream>
using namespace std;
struct Yoba1 {
int i;
};
struct Yoba2 {
int i;
int& j = i;
};
int main() {
std::cout << sizeof(int*) << std::endl;
std::cout << sizeof(Yoba1) << std::endl;
std::cout << sizeof(Yoba2) << std::endl;
return 0;
}
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