int main(){ char lower_alpha[27] = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'}; char upper_alpha[27] = {'A','B','C','D','E','F','G','H','I','J','K','L...
输⼊格式:输⼊⼀⾏字符,以回车符 '\n'作为 结束符。输出格式:将输⼊的⼀⾏字符中的所有英⽂字母替换为字母表中的后⼀个字母,同时将⼩写字母转换为⼤写字母,⼤写字母转换为⼩写字母后输出,其他字符按原样输出。输⼊样例:在这⾥给出⼀组输⼊。例如:Reold Z123?输出样例:在...