var a, b: integer;
write(odd(a) xor odd(b))
the russian flag is sometimes called the imperial flag. it consists of three equal stripes of white, blue and red. the first flag of this design appeared more than 300 year ago. the flag existed until the revolution in 1917.on 21 august 1991, the flag was officially adopted by the russian president and the russian parliament.
in russia the colours of the current flag symbolise:
white-frankness and generosity;
blue-honesty and wisdom;
red-courage and love.
если для пересказа, то здесь самое основное.