#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;
}