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#define _CRT_SECURE_NO_DEPRECATE
#include <cstdio>
using namespace std;
int n, used[10], p[10];
void afiseaza(){
int i;
for (i = 1; i <= n; i++) printf("%d ", p[i]);
printf("\n");
}
void Perm(int k){
int i;
if (k > n)
afiseaza();
else{
for (i = 1; i <= n; i++){
if (!used[i]){
p[k] = i;
used[i] = 1;
Perm(k + 1);
used[i] = 0;
}
}
}
}
int main(){
int i;
freopen("permutari.in", "r", stdin);
freopen("permutari.out", "w", stdout);
scanf("%d", &n);
Perm(1);
return 0;
}