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#include <cstdio>
using namespace std;
int fv[10],st[10];
void bkt(int n,int poz)
{
int i;
if(poz==n)
{
for(i=1;i<=n;i++)
printf("%d ",st[i]);
printf("\n");
}
else
{
for(i=1;i<=n;i++)
if(!fv[i])
{
fv[i]=1;
st[poz+1]=i;
bkt(n,poz+1);
fv[i]=0;
}
}
}
int main()
{
freopen("permutari.in","r",stdin);
freopen("permutari.out","w",stdout);
int n;
scanf("%d",&n);
bkt(n,0);
return 0;
}