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#include <bits/stdc++.h>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n, st[10], viz[10];
void Afis(int k)
{
for (int i = 1; i <= k; i++)
fout << st[i] << " ";
fout << "\n";
}
void Perm(int k)
{
if (k > n) Afis(k - 1);
else
for (int i = 1; i <= n; i++)
if (!viz[i])
{
viz[i] = 1;
st[k] = i;
Perm(k + 1);
viz[i] = 0;
}
}
int main()
{
fin >> n;
Perm(1);
fin.close();
fout.close();
return 0;
}