c语言题：编程实现输入一个字符，输出这个字符的ASCII码

Question

如题所述

Answer 1

从键盘输入一个字符，输出与该字符前后相邻的两个字符及对应的ASCII码，char
ch;
scanf("
%c",&ch);
printf("%c
%c\n",(char)(ch-1),