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#include <iostream>
#include <fstream>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
void print(int *V,int n)
{
for(int i=1;i<=n;i++)
out<<V[i]<<' ';
out<<endl;
}
void per(int *V,bool *Z,int n,int k)
{
if(k>n)
print(V,n);
else
for(int i=1;i<=n;i++)
{
if(!Z[i])
{
Z[i]=1;
V[k]=i;
per(V,Z,n,k+1);
Z[i]=0;
}
}
}
int main()
{
int n,V[9];
bool Z[9]={0};
in>>n;
per(V,Z,n,1);
out.close();
return 0;
}