uses crt;
const nmax=15;
var x,y,r:array[1..nmax] of real;
n,i,j,k,f:byte;
s:real;
begin
clrscr;
repeat
write('Количество окружностей до ',nmax,' n=');
readln(n);
until n in [1..nmax];
writeln('Ввдите параметры окружностей:');
for i:=1 to n do
begin
writeln('Окружность ',i);
write(' x=');readln(x[i]);
write(' y=');readln(y[i]);
repeat
write(' r>0 r=');readln(r[i]);
until r[i]>0;
end;
clrscr;
writeln('Окружности:');
write('X:');
for i:=1 to n do
write(x[i]:4:1);
writeln;
write('Y:');
for i:=1 to n do
write(y[i]:4:1);
writeln;
write('R:');
for i:=1 to n do
write(r[i]:4:1);
writeln;
k:=0;
for i:=1 to n do
begin
f:=0;
for j:=1 to n do
begin
s:= sqrt(sqr(x[i]-x[j])+sqr(y[i]-y[j]));
if (s<r[i]+r[j])and(s>abs(r[i]-r[j])) then
begin
f:=1;
break;
end;
end;
if f=1 then k:=k+1;
end;
write('Число пересекающихся окружностей=',k);
readln
end.