type cl = class
a: integer;
constructor create(b: integer);
procedure setval(b: integer);
function getval: integer;
procedure sq;
end;
constructor cl.create(b: integer);
begin
a : = b;
end;
procedure cl.setval(b: integer);
begin
a : = b;
end;
function cl.getval: integer;
begin
getval : = a;
end;
procedure cl.sq;
begin
if a < 0 then
writeln('a ^ 2 = ', a * a)
else
writeln('error');
end;
var
obj: cl;
a : integer;
begin
write('a = ');
readln(a);
obj : = cl.create(a);
obj.sq;
readln;
obj.destroy;
end.
1. 110100001010001011010000100101101101000010101110110100001001100111010000100110001101000010101110
2. 11010000100111001101000010100000110100001001001111010000101000101101000010010010
Объяснение: