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#include <fstream>
using namespace std;
ifstream fin("patrate2.in");
ofstream fout("patrate2.out");
int n,m,p,i,j,t,lg;
int a[100005];
int main()
{fin>>n;
a[1]=1;
lg=1;
for(i=1;i<=n;i++)
{for(j=1;j<=lg;j++)
{t=t+a[j]*i;
a[j]=t%10;
t=t/10;
}
while(t!=0)
{lg++;
a[lg]=t%10;
t=t/10;
}
}
n=n*n;
for(i=1;i<=n;i++)
{for(j=1;j<=lg;j++)
{t=t+a[j]*2;
a[j]=t%10;
t=t/10;
}
while(t!=0)
{lg++;
a[lg]=t%10;
t=t/10;
}
}
for(i=lg;i>=1;i--)
fout<<a[i];
}