#include<cstdio>
char n,k,p[9];
bool u[9];
void A(char k)
{
    if(k-1==n)
    {
        for(char i=1;i<=n;i++)
            printf("%hd ",p[i]);
        printf("\n");
    }
    else
    {
        for(char i=1;i<=n;i++)
            if(u[i]==false)
                p[k]=i,u[i]=true,A(k+1),u[i]=false;
    }
}
int main()
{
    freopen("permutari.in","r",stdin),freopen("permutari.out","w",stdout),scanf("%hd",&n),A(1);
}