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#include <bits/stdc++.h>
#define NMAX 10
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n;
int v[NMAX];
bool uz[NMAX];
void bkt(int k);
void afisare();
int main()
{
fin>>n;
bkt(1);
return 0;
}
void bkt(int k)
{
int i;
if(k==n+1)
{afisare();return;}
for(i=1;i<=n;i++)
if(!uz[i])
{
uz[i]=1;
v[k]=i;
bkt(k+1);
uz[i]=0;
}
}
void afisare()
{
int i;
for(i=1;i<=n;i++)
fout<<v[i]<<" ";
fout<<'\n';
}