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#include <bits/stdc++.h>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int n, v[11], f[11];
void afis()
{
for (int i = 1; i <= n; i++)
fout << v[i] << " ";
fout << '\n';
}
void bt(int k)
{
if (k > n)
afis();
else
for (int i = 1; i <= n; i++)
if (f[i] == 0)
{
f[i] = 1;
v[k] = i;
bt(k + 1);
f[i] = 0;
}
}
int main()
{
fin >> n;
bt(1);
return 0;
}