#include <cstdio>
#include <algorithm>
#include <vector>

using namespace std;
vector <int> v;
int main()
{
    int n;
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d",&n);
    for(int i=0;i<n;++i)v.push_back(i+1);
    do{
        for(int i=0;i<n-1;++i)printf("%d ",v[i]);
        printf("%d\n",v[n-1]);
    }while(next_permutation(v.begin(),v.end()));
    return 0;
}