#include <iostream>
using namespace std;
int main() {
int a[10];
int n, i;
cout<<"n:";
cin>>n;
for (i=0; i<n; ++i) cin>>a[i];
{
// Нечетные
for (i=1; i<n; i+=2)
cout<<a[i]<<" "<<"\t";
cout << endl;
// Четные
for (i= ((n-1)/2)*2; i>= 0; i-=2)
cout<<a[i]<<" "<<"\t";
cout << endl;
}
return 0;
}
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