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#include<fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
const int NMAX=10;
int v[10],n;
bool fr[10];
void afisare(){
int i;
for(i=1;i<=n;++i)
fout<<v[i]<<' ';
fout<<'\n';
}
void BKT(int k){
int i;
for(i=1;i<=n;++i)
if(!fr[i]){
v[k]=i;
fr[i]=1;
if(k==n)
afisare();
else
BKT(k+1);
fr[i]=0;
}
}
int main(){
fin>>n;
BKT(1);
}