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#include <bits/stdc++.h>
using namespace std;
ifstream in("damesah.in");
ofstream out("damesah.out");
int n,v[15],up[15],dp[50],ds[50],sol[15],nr=0,k=1;
void bac(int x)
{
if(x==n+1)
{
if(k)
{
for(int i=1; i<=n; i++)
{
up[i]=sol[i];
}
k=0;
}
nr++;
return;
}
for(int i=1; i<=n; i++)
{
if(!v[i] && !dp[x-i+n] && !ds[x+i])
{
dp[x-i+n]=1;
ds[x+i]=1;
sol[x]=i;
v[i]=1;
bac(x+1);
v[i]=0;
dp[x-i+n]=0;
ds[x+i]=0;
}
}
}
int main()
{
in >> n;
bac(1);
for(int i=1; i<=n; i++)
{
out << up[i] << ' ';
}
out << '\n' << nr;
return 0;
}