用宏定义求矩形的面积和周长,求C语言编程,感激不尽答:include<stdio.h> define Premeter(a,b) 2*(a+b)define Area(a,b) a*b int main(){ double a,b;printf("请输入矩形的长和宽:\n");scanf("%lf%lf",&a,&b);printf("矩形的周长为%lf\n",Premeter(a,b));printf("矩形的面积为%lf\n",Area(a,b));return 0;} ...
c语言,编写程序计算矩形的面积和周长,用两个函数分别计算面积和周长答:include<stdio.h>double zc(double x, double y){ return 2*(x+y);}double mj(double x,double y){ return x*y;}int main(){ double x,y; scanf("%lf%lf",&x,&y); printf("%lf %lf",zc(x,y),mj(x,y)); getchar(); getchar(); return 0; ...