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#include <iostream>
#include <fstream>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int n, x[10];
void afisare ()
{
for (int i=1;i<=n;i++)
fout<<x[i]<<" ";
fout<<"\n";
}
int validare (int k)
{
for (int i=1;i<k;i++)
if (x[i]==x[k]) return 0;
return 1;
}
void permutari (int k)
{
for (x[k]=1;x[k]<=n;x[k]++)
if (validare(k)==1)
if (k==n)
afisare();
else
permutari (k+1);
}
int main()
{
fin>>n;
permutari (1);
return 0;
}