#include <cstdio>
#include <vector>
#include <algorithm>
using namespace std;
FILE*fin=fopen("permutari.in","r");
FILE*fout=fopen("permutari.out","w");
int i,j,n;
int main()
{
    vector<int> v;
    fscanf(fin,"%d",&n);
    for (i = 1; i <=n; i++)
        v.push_back(i);
    do
    {
        for (i=0;i<n;i++)
        fprintf(fout,"%d ",v[i]);
        fprintf(fout,"\n");
    }while (next_permutation(v.begin(),v.end()));

    return 0;
}