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#include <fstream>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int n;
int st[11];
void tipar(){
int i;
for(i = 1 ; i <= n ; i++){
g << st[i] << " ";
}
g << "\n";
}
bool valid (int k){
int i;
for(i = 1 ; i < k ; i++)
if(st[i] == st[k])
return 0;
return 1;
}
void back(){
int k = 1;
st[k] = 0;
while(k){
while(st[k] < n){
st[k] ++;
if(valid(k))
if(k == n)
tipar();
else{
k++;
st[k] = 0;
}
}
k--;
}
}
int main(){
f >> n;
back();
return 0;
}