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#include <cstdio>
using namespace std;
int k,a[9],sol[9],i,n;
bool ok (int k)
{
int i;
for (i=1; i<k; i++)
if (sol[i]==sol[k])return false;
return true;
}
void afis()
{
int i;
for (i=1; i<=n; i++)
printf("%d ",a[sol[i]]);
printf("\n");
}
void backk (int k)
{
int i;
if (k>n)afis();
else
{
for (i=1; i<=n; i++)
{
sol[k]=i;
if (ok(k)==true)backk(k+1);
}
}
}
int main()
{
freopen("permutari.in","r",stdin);
freopen("permutari.out","w",stdout);
scanf("%d",&n);
for (i=1; i<=n; i++)
a[i]=i;
backk(1);
return 0;
}