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#include <cstdio>
using namespace std;
bool marcat[10];
int v[9];
int n;
inline void _back_(int poz)
{
if(poz == n + 1)
{
for(int i = 1; i <= n; i++)
printf("%d ", v[i]);
printf("\n");
return;
}
for(int i = 1; i <= n; i++)
{
if(!marcat[i])
{
marcat[i] = 1;
v[poz] = i;
_back_(poz + 1);
marcat[i] = 0;
}
}
}
int main()
{
freopen("permutari.in", "r", stdin);
freopen("permutari.out", "w", stdout);
scanf("%d", &n);
_back_(1);
return 0;
}