#include<cstdio>
using namespace std;
const int NMAX=9;
int n,v[NMAX],f[NMAX];
void permutari(int ind){
    if(ind>n){
        for(int i=1;i<=n;i++)
            printf("%d ", v[i]);
        printf("\n");
        return ;
    }
    for(int i=1;i<=n;i++){
        if(f[i]==0){
            v[ind]=i;
            f[i]=1;
            permutari(ind+1);
            f[i]=0;
        }
    }
}
int main(){
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d", &n);
    permutari(1);
    return 0;
}