class Value { public int x,y; public Value(int a,int b) { x=a; y=b; } } public class Ch31 { public static void main(String args[]) { int total; value num=new Value(24,65); total=num.x+num.y; System.out.println("add="+total); } }
时间: 2023-06-04 15:05:00 浏览: 90
这是一个Java程序,用来求两个整数的和。程序中定义了一个名为Value的类,该类有两个整型数据成员x和y,并有一个构造函数用于初始化x和y的值。在主函数中创建了一个Value类的对象num,并将其x和y分别初始化为24和65。接着将num的x和y相加,并将结果赋给total,最后输出total的值。
相关问题
class E{int x; public void f(int n){int m;int t=x+n;int y=x+m;m=10;y=x+m;}}
As an AI language model, I cannot say for certain what this code is supposed to do without more context. However, based on the code itself, it appears to define a class E with an integer field x and a public method f that takes an integer parameter n.
Inside the method f, there are three local variables defined: m, t, and y. The variable t is assigned the value of x plus n, while the variable m is assigned the value of 10. The variable y is then assigned the value of x plus m.
However, there is an issue with the variable y assignment. The variable m is being used before it is assigned a value, so it will have the default value of 0. Therefore, the value of y will be equal to x, which may not be the intended behavior.
It's also worth noting that the variable m is never used after it is assigned the value of 10, so it may be unnecessary.
class EvenNumber { private: int value; public: EvenNumber() { value = 0;
} EvenNumber(int v) { if (v % 2 == 0) { value = v; } else { value = 0; } } int getValue() { return value; } EvenNumber getNext() { return EvenNumber(value + 2); } EvenNumber getPrevious() { return EvenNumber(value - 2); } };
以上是一段 C++ 代码,它定义了一个名为 EvenNumber 的类,该类表示偶数。该类有三个公共方法:getValue、getNext 和 getPrevious,分别用于获取当前偶数值、获取下一个偶数和获取上一个偶数。请问,如果我想创建一个 EvenNumber 对象并将其值设置为 8,应该如何操作?
相关推荐
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)