#include<iostream>
#include<cmath>
#define PI 3.14
using namespace std;
int main()
{
int x1,y1,x2,y2;
double R1,R2,r1,r2;
double S1,s1,S2,s2;
cin>>x1>>y1;
cin>>R1>>r1;
S1=PI*R1*R1;
s1=PI*r1*r1;
cout<<S1<<" "<<s1<<endl;
cin>>x2>>y2;
cin>>R2>>r2;
S2=PI*R2*R2;
s2=PI*r2*r2;
cout<<S2<<" "<<s2<<endl;
double Distance;
Distance = sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
if(sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2))==(R1+R2)*(R1+R2))
{
cout<<"Окръжностите се допират в една точка";
}
if(sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2))>(R1+R2)*(R1+R2))
{
cout<<"Окръжностите не се допират";
}
if(sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2))<(R1+R2)*(R1+R2))
{
cout<<"Окръжностите се пресичат";
}
double S_triangle;
double p;
Double H;
p=(R1+R2+sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2)))/2;
s_triangle=sqrt(p*(p-R1)*(p-R2)*(p-sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2)));
H=(2*S_triangle)/sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
double S_New_Form;
S_New_Form = PI*H*(((R1+R2)-sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2))/2);
cout<<S_New_Form<<endl;
}