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#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n;
int a[16];
int used[17];
void print(int j)
{
for (int i = 0; i <= j; i++)
{
fout << a[i] << ' ';
}
fout << '\n';
}
void dfs(int i)
{
if (i == n) {print(i - 1); return;}
for (int x = 1; x <= n; x++)
{
if (!used[x])
{
used[x] = 1;
a[i] = x;
//print(i);
dfs(i + 1);
used[x] = 0;
}
}
}
int main()
{
fin >> n;
dfs(0);
}