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#include <fstream>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
const int NMAX=8;
int sol[NMAX];
bool folosit[NMAX];
int n;
void back(int index)
{
int i;
if(index>=n)
{
for(i=0;i<n;i++)
{
g<<sol[i]<<' ';
}
g<<'\n';
}
else
{
for(i=0;i<n;i++)
{
if(folosit[i]==0)
{
sol[index]=i+1;
folosit[i]=1;
back(index+1);
folosit[i]=0;
}
}
}
}
int main()
{
f>>n;
back(0);
return 0;
}