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#include <fstream>
using namespace std;
ifstream cin("permutari.in");
ofstream cout("permutari.out");
int n, k, a[8];
bool viz[8];
void back(int k) {
if(k==n) {
for(int i=0; i<n; i++)
cout<<a[i]+1<<' ';
cout<<'\n';
}
for(int i=0; i<n; i++)
if(!viz[i])
a[k]=i, viz[i]=1, back(k+1), viz[i]=0;
}
int main() {
ios_base::sync_with_stdio(0);
cin>>n;
back(0);
return 0;
}