#include <iostream>
using namespace std;
int main() {
int A[3] = { 10, 20, 30 };
for (int i = 0; i < 3; i++) {
// cout << A[i] << " ";
cout << *(A + i) << " ";
// cout << *A + i << " ";
}
cout << endl;
return 0;
}
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