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#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n,i,v[9],sol[9];
int ok(int k)
{
int i;
for(i=1;i<k;i++)
if(sol[k]==sol[i])
return 0;
return 1;
}
void afis()
{
int i;
for(i=1;i<=n;i++)
fout<<v[sol[i]]<<" ";
fout<<'\n';
}
void back(int k)
{
int i;
if(k>n) afis();
else
for(i=1;i<=n;i++)
{
sol[k]=i;
if(ok(k))
back(k+1);
}
}
int main()
{
fin>>n;
for(i=1;i<=n;i++)
fin>>v[i];
back(1);
return 0;
}