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