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#include <fstream>
#include <vector>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
vector <int> v;
int n,s[11];
void afisare()
{
for(int i=1;i<=n;i++)
g<<s[i]<<" ";
g<<'\n';
}
void bkt(int k)
{
for(int i=0;i<v.size();i++)
{
int aux=v[i];
s[k]=v[i];
v.erase(v.begin()+i);
if(k==n)
afisare();
else
bkt(k+1);
v.insert(v.begin()+i,aux);
}
}
int i;
int main()
{
f>>n;
for(i=1;i<=n;i++)
v.push_back(i);
bkt(1);
return 0;
}