c语言~~急~~~·答:1 include <stdio.h> include <math.h> int main(){ char a,b;printf("Please input two characters(ab):");scanf("%c%c",&a,&b);printf("the ASCII of a is %d,a^2=%d,sqrt(a)=%.2lf\n",a,a*a,sqrt(a));printf("the ASCII of b is %d,b^2=%d,sqrt(b)=%.2lf\...