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#include <bits/stdc++.h>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n, x[11];
void afis(){
for(int i = 1; i <= n; i++)
fout << x[i] << ' ';
fout << '\n';
}
bool OK(int k){
for(int i = 1; i < k; i++)
if(x[i] == x[k])
return 0;
return 1;
}
void back(int k){
for(int i = 1; i <= n; i++){
x[k] = i;
if(OK(k)){
if(k == n)
afis();
else
back(k + 1);
}
}
}
int main(){
fin >> n;
for(int i = 1; i <= n; i++){
x[1] = i;
back(2);
}
}