摘要： 主要思想在与：B - 'A' + 1 = 2 ; 'a' - b - 1 = -2;Problem Descriptionwe define f(A) = 1, f(a) = -1, f(B) = 2, f(b) = -2, ... f(Z) = 26, f(z) = -26;Give you a letter x and a number y , you should output the result of y+f(x).InputOn the first line, contains a number T.then T lines follow, each 阅读全文