#include <iostream>
using namespace std;
int main()
{
int ile, i = 0;
cin >> ile;
int *tablica;
tablica = new int[ile];
while (cin >> tablica[i])
{
i++;
if (i = ile)
{
break;
}
}
for (int i = ile - 1; i >= 0; i--)
{
cout << tablica[i];
}
delete[] tablica;
}
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