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#include <fstream>
using namespace std;
ifstream fin("patrate2.in");
ofstream fout("patrate2.out");
int n,i,j,a[10101],t;
int main()
{
fin>>n;
a[0]=1;
a[1]=1;
for(i=2;i<=n;i++)
{
for(j=1;j<=a[0];j++)
{
a[j]=a[j]*i+t;
t=a[j]/10;
a[j]=a[j]%10;
}
while(t!=0)
{
a[++a[0]]=t%10;
t/=10;
}
}
for(i=1;i<=n*n;i++)
{
for(j=1;j<=a[0];j++)
{
a[j]=a[j]*2+t;
t=a[j]/10;
a[j]=a[j]%10;
}
while(t!=0)
{
a[++a[0]]=t%10;
t/=10;
}
}
for(i=a[0];i>=1;i--)
{
fout<<a[i];
}
return 0;
}