program test;
uses crt;
var
i, n: integer;
r: real;
begin
clrscr;
write('Vvedite n ');
readln(n);
r := 1;
for i := 1 to n do
r := r * (1 + 1 / sqr(i));
writeln('Rezulitat raven ', r:6:2);
readln;
end.
program test;
uses crt;
var
i, n: integer;
r: real;
begin
clrscr;
write('Vvedite n ');
readln(n);
r := 1;
for i := 1 to n do
r := r * (1 + 1 / sqr(i));
writeln('Rezulitat raven ', r:6:2);
readln;
end.