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