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#include<fstream>
using namespace std;
ifstream f("damesah.in",ios::in);
ofstream g("damesah.out",ios::out);
int n,s[10],i;
int valid( int k )
{
int i;
for(i=1;i<k;i++)
if(s[i]==s[k] || abs(s[i]-s[k])==abs(i-k))
return 0;
return 1;}
void back( int k )
{
int i;
if(k==n+1)
{
for(i=1;i<=n;i++)
g<<s[i]<<" ";
g<<endl;}
else
{
for(i=1;i<=n;i++)
{
s[k]=i;
if(valid(k))
back(k+1);}}}
int main()
{
f>>n;
back(1);
return 0;}