by@kurgm
AC
604ms
z=0;gets.chop.bytes{|c|p z^=c%2}
1000011100100111100110110011111100010101011110111111101110111000000101100110110010011011101011000111
1 1 1 1 1 0 1 0 0 0 1 1 1 0 1 0 1 1 1 0 1 1 0 1 1 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 0 1 0 1 0 0 1 0 1 0 1 0 1 1 0 1 0 0 1 0 1 1 1 1 1 1 1 0 0 1 0 0 0 1 0 0 1 0 0 0 1 1 1 0 1 1 0 1 0 0 1 1 0 1 1 1 1 0 1 0