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#include <fstream>
#include<cmath>
#include <iostream>
using namespace std;
/*ifstream fin("damesah.in");
ofstream fout("damesah.out");
*/
int n,i,c[15],nrsol;
int abs(int x)
{
if(x<0)
return -x;
else return x;
}
int ataca(int linie, int c[])
{
int i;
for(i=1;i<linie;i++)
if( (abs(c[i]-c[linie])==linie-i) || c[linie]==c[i])
return 1;
return 0;
}
void dame(int nr)
{
int i;
if(nr==n)
{
nrsol++;
if(nrsol==1)
{
for(i=1;i<=n;i++)
{
printf("%d ", c[i]);
}
printf("\n");
}
}
else
{
int i;
for(i=1;i<=n;i++)
{
c[nr+1]=i;
if(ataca(nr+1,c)==0)
{
dame(nr+1);
}
}
}
}
int main()
{
freopen("damesah.in", "r", stdin);
freopen("damesah.out", "w", stdout);
scanf("%d", &n);
dame(0);
printf("%d", nrsol);
return 0;
}