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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define ft(n) for(int i=0; i<n; i++)
#define sp ' '
string file = "permutari";
ifstream f(file + ".in");
ofstream g(file + ".out");
int n;
vector<int> v(10, 0);
void write()
{
for (int i = 1; i <= n; i++)
g << v[i] << sp;
g << "\n";
}
int chk(int k)
{
for (int i = 1; i < k; i++)
if (v[k] == v[i])
return 0;
return 1;
}
void bkt(int k)
{
for (int i = 1; i <= n; i++)
{
v[k] = i;
if (chk(k))
if (k == n)
write();
else
bkt(k + 1);
}
}
int main()
{
f >> n;
bkt(1);
return 0;
}