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#include <bits/stdc++.h>
#define dim 10
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
bitset<dim> fr;
int v[dim],n;
void perm(int pas){
if(pas>n){
for(int i=1;i<=n;i++){
fout<<v[i]<<' ';
}
fout<<'\n';
return;
}
for(int i=1;i<=n;i++){
if(fr[i]==0){
fr[i]=1;
v[pas]=i;
perm(pas+1);
fr[i]=0;
}
}
}
int main(){
fin>>n;
perm(1);
}