#include<cstdio>
int sol[10],n,i;
bool fol[10];
inline void scrie()
{
    for(int i=1;i<=n;++i)printf("%d ",sol[i]);
    printf("\n");
}
void back(int k)
{

    for(int i=1;i<=n;++i)
    if(!fol[i])
    {
        sol[k]=i;
        if(k==n){scrie();return;}
        fol[i]=1;
        back(k+1);
        fol[i]=0;
    }
}
int main()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf("%d",&n);
    back(1);
    return 0;
}