danulpopov Program Var_1;
var
x,y : real;
begin
//1
Write('Введите x -> ');
Readln(x);
if (x > 3) then Writeln('y = ', x*x + 5)
  else Writeln('y = ', x - 8);
//2
Writeln('Введите x и y через пробел ');
Readln(x,y);
if (x > 0) then Writeln(x + y)
  else Writeln(x * x);
end.