#include <iostream>

using namespace std;

int sir[10],viz[10],N;

void afis()
{
    for(int i=0;i<N;i++)
        printf("%d ",sir[i]);
    printf("\n");
}

void beck(int x)
{
    if(x==N)
        afis();
    else
        if(x<N)
        for(int i=1;i<=N;i++)
            if(!viz[i])
            {
                sir[x]=i;
                viz[i]=1;
                beck(x+1);
                viz[i]=0;
            }
}

int main()
{
    freopen ("permutari.in","r",stdin);
    freopen ("permutari.out","w",stdout);

    scanf("%d",&N);
    beck(0);
    return 0;
}