var
a, b, s: integer;
begin
a := 3;
b := 4;
if a < b then
b := b + 1;
s := a * b;
end
else
a := a + 1;
s := a + b;
end;
write(s);
end.
x, y: integer;
read(x);
if x < 0 then
y := -x
y := x;
write(y);