#include <iostream>
#include <cstdlib>
using namespace std;
int t;
int n;
int ostatnia_liczba;
int main()
{
cin >>t;
for (int l=1; l<=t; l++)
{
cin>>n;
if (n>1 &&n<=100&&t<=100)
{
int ciag_liczb[n];
for (int i=1; i<=n; i++)
{
cin >> ciag_liczb[i];
}
for (int j=1; j<=n; j++)
{
ostatnia_liczba==ciag_liczb[1];
if (j<n)
{
for (int k=1; k<n; k++)
{
ciag_liczb[k]=ciag_liczb[k+1];
cout << ciag_liczb[k]<<endl;
}
}
if (j=n)
{
cout << ostatnia_liczba<<endl;
}
}
}
else
{
exit(0);
}
}
return 0;
}
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