program PascalGuru;
function pow(x, n: integer): integer;
var
i, r: integer;
begin
r := x;
for i := 1 to n - 1 do
r := r * x;
pow := r;
end;
var
n, rez, answer: integer;
begin
for n := 1 to 300 do
begin
rez := (3 * pow(n, 2)) - (730 * n);
if rez < 5 then
answer := n;
end;
writeln('Otvet: max N= ', answer);
readln;
end.