var
i, n, k, max: <em>integer</em>;
begin
readln(n);
max := Integer.MinValue;
for i := 1 to n do
begin
readln(k);
if (k mod 4 = 0) then
max := System.Math.Max(max, k);
end;
writeln(max);
<span>end.</span>
<span>x = 3.5
y = 2.4
x = x+y = 3.5+2.4 = 5.9
y = x-y = 5.9-2.4 = 3.5
x = x-y = 5.9-3.5 = 2.4
Ответ: x=2.4; y=3.5</span>
Смешно. S= x*y (площадь)
P=2x + 2y (периметр)