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#include <iostream>
using namespace std;
int n;
int sol[10];
bool used[10];
void afis()
{
for(int i=1; i<=n; i++)
cout<<sol[i]<<' ';
cout<<'\n';
}
void bck(int pos)
{
if(pos==n+1)
afis();
else
{
for(int i=1; i<=n; i++)
if(!used[i])
{
used[i]=1;
sol[pos]=i;
bck(pos+1);
used[i]=0;
}
}
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
freopen("permutari.in", "r", stdin);
freopen("permutari.out", "w", stdout);
cin>>n;
bck(1);
return 0;
}