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#include <fstream>
#include <iostream>
#include <cmath>
#include <cstring>
#include <algorithm>
#include <vector>
#include <string>
#include <stack>
#include <queue>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int st[10],n,viz[10];
void afis() {
for (int i=1; i<=n; i++)
fout<<st[i]<<" ";
fout<<"\n";
}
void back(int top) {
for (int i=1; i<=n; i++)
if (!viz[i]) {
viz[i]=1;
st[top]=i;
if (top==n)
afis();
else
back(top+1);
viz[i]=0;
}
}
int main() {
fin>>n;
back(1);
return 0;
}
// 2 0 3 -1 7 -4