#include <cstdio>
#include <algorithm>
using namespace std;

int n,x[20];

int main(){
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
        scanf("%d",&n);

        for(int i=1;i<=n;i++)x[i] = i;
        do{
            for(int i=1;i<=n;i++)printf("%d ",x[i]); printf("\n");
        }while( next_permutation(x+1,x+n+1) );

    return 0;
}