#include <stdio.h>
#include <stdlib.h>

#define MAXN 8

int perm[MAXN+1],f[MAXN+1],n;

FILE *fin,*fout;

void bkt(int level) {
    int i;

    if(level>n) {
        for(i=1; i<=n; i++) {
            fprintf(fout,"%d ",perm[i]);
        }
        fputc('\n',fout);
        return;
    }

    for(i=1; i<=n; i++) {
        if(f[i]==0) {
            f[i]=1;
            perm[level]=i;
            bkt(level+1);
            f[i]=0;
        }
    }
}

int main() {
    fin=fopen("permutari.in","r");

    fscanf(fin,"%d",&n);

    fclose(fin);

    fout=fopen("permutari.out","w");

    bkt(1);

    fclose(fout);

    return 0;
}