用switch语句编程设计一个简单的计算器程序答:include <stdio.h> int main( ){ double a, b;char op;scanf("%lf%c%lf", &a, &op, &b);switch (op){ case '+':printf("%lf + %lf = %lf\n", a, b, a + b);break;case '-':printf("%lf - %lf = %lf\n", a, b, a - b);break;case '*':printf("%...
求一个java程序,用java语言编程实现计算器的基本功能答://计算器import java.awt.*;import java.awt.event.*;import javax.swing.*;public class testZ extends JFrame implements ActionListener{ private JPanel jPanel1,jPanel2;private JTextField resultField;private JButton s1,s2,s3,s4,s5,s6,s7,s8,s9,s0,b1,b2,b3,b4,f1,f2;private boolean...
...在功能上功能尽量模拟windows操作系统中的计算器,系统界面不做强制要...答:"%d-%d=%d\n",a,b,c);break;case '*': c=a*b;printf("%d*%d=%d\n",a,b,c);break;case '/': c=a/b;printf("%d/%d=%d\n",a,b,c);break;default: printf("输入表达式错误或该计算器不具备 %ch 功能\n",ch);} } 用devc++运行,亲测,望采纳 ...