简单加法计算器java编程代码
    x
    import java.util.Scanner;
   
    public class AdditionCalculator {
   
    public static void main(String[] args) {
   
    Scanner scanner = new Scanner(System.in);
    简单好玩的编程代码复制
    System.out.println('Enter first number:');
   
    double firstNumber = Double();
   
    System.out.println('Enter second number:');
   
    double secondNumber = Double();
   
    double additionResult = firstNumber + secondNumber;
   
    System.out.println('Addition result = ' + additionResult);
    }
    }。