#include<cstdio>
#include<algorithm>
using namespace std;
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    char n,v[9];
    scanf("%c",&n);
    for(char i=1;i<=n;i++) v[1]=1;
    do
    {
        for(char i=1;i<=n;i++) printf("%c ",v[i]);
        printf("\n");
    }while(next_permutation(v+1,v+n+1));
}