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#include <bits/stdc++.h>
#include <string>
using namespace std;
ifstream fin ("permutari.in");
ofstream fout ("permutari.out");
int n,v[12],u[12];
void show()
{
for(int i=1;i<=n;i++)
fout<<v[i]<<' ';
fout<<'\n';
}
void bk(int p)
{
for(int i=1;i<=n;i++)
if(u[i]==0)
{
u[i]=1;
v[p]=i;
if(p==n) show();
else bk(p+1);
u[i]=0;
}
}
int main()
{
fin>>n;
bk(1);
return 0;
}