public class Testa {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("从键盘输入A的值:");
double a = scanner.nextDouble();
System.out.println("从键盘输入B的值:");
double b = scanner.nextDouble();
System.out.println("A+B="+(a+b));
}
}
追问不是基于我这个程序
基于我这个程序