在c语言中,用指针编程,计算两个整数之和?答:代码文本:include "stdio.h"int main(int argc,char *argv[]){ int a,b,*pa=&a,*pb=&b;printf("Enter 2 integers...\n");scanf("%d%d",pa,pb);printf("%d+%d=%d\n",*pa,*pb,*pa+*pb);return 0;}
从键盘上输入俩个实型数,编程求它们的和差积商,要求输出时,保留两位小 ...答:参考代码:include<stdio.h>void main(){ float a,b; printf("请输入两个实数,以空格或者回车分隔:"); scanf("%f %f",&a,&b); printf("%.2f + %.2f = %.2f\n",a,b,a+b); printf("%.2f - %.2f = %.2f\n",a,b,a-b); printf("%.2f * %.2f = %.2f...
C++编写程序定义带参数的宏SUM(A,B)和SUB(A,B)分别求出两数之和及两数...答:include <iostream> define SUM(a,b) ( (a)+(b) )define SUB(a,b) ( (a)-(b) )int main(){ int a = 0, b = 0,c = 0;std::cout<<"请输入a,b,c值:";std::cin>>a>>b>>c;std::cout<<SUB(SUM(a,b), c)<<std::endl;return 0;} 这个代码一定要注意宏要打括号,...