**题目描述:** Two integers x and y are compatible , if the result of their bitwise "AND" equals zero, that is, a & b = 0 . For example, numbers 90 (1011010 ) and 36 (100100 ) are compatible, as 1011010 & 100100 = 0 , and numbers 3 (11 ) and 6 (110 ) are not compatible, as 11 & 110 =...