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#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int N;
int sol[10];
bool v[8];
void Read()
{
fin>>N;
fin.close();
}
void Back(int K)
{
for(int i=1; i<=N; ++i)
if(!v[i])
{
sol[K]=i;
v[i]=1;
if(K==N)
{ for(int j=1; j<=N; ++j)
fout<<sol[j]<<' ';
fout<<'\n';
}
else Back(K+1);
v[i]=0;
}
}
int main()
{
Read();
Back(1);
return 0;
}