(1) A
(2) AAB
(3) AABAABC
(4) AABAABCAABAABCD
(5)
(6)
(7)
(8)
AABAABCAABAABCDEFGH
(9)
A
(10)
A
class Number2
{
String[] Str_ = new String[30];
const string Alphabet = "";
public void Solve()
{
for (int i = 0; i < 10; i++)
{
if (i == 0)
{
Str_[i] += Alphabet[i];
}
else
{
Str_[i] = Str_[i - 1] + Str_[i - 1] + Alphabet[i];
}
Console.WriteLine("({0}) {1}", i + 1, Str_[i]);
if (Str_[i].Length >= 256)
{
Console.WriteLine("{0}",Str_[i][256 - 1]);
}
}
}
}
begin
readln(x, y);
if ((x > 0) and (y > 0)) then writeln('true') else writeln('false');
end.
В первой четверти X и Y положительны)