4 persons

HomeWork.md

@@ -25,6 +25,7 @@
         - [1 jiabin](src/main/java/com/bt/xlt/homework0312/getValues/JiaBinCheckNum.java) -- 可参考
         - [2 xiaoma](src/main/java/com/bt/xlt/homework0312/getValues/XiaoMa.java) -- 规范、注意点
         - [3 xueguiyang](src/main/java/com/bt/xlt/homework0312/getValues/XueGuiYangCheckNum.java)
+        - [4 weiyuxin](src/main/java/com/bt/xlt/homework0312/getValues/WeiYuXinGetValueTest.java) -- 变量声明问题
     - [二：计算机类](https://github.com/vagabond1-1983/javaDemo/tree/dev/src/main/java/com/bt/xlt/homework0312/computer)
     设计一个计算机类，要求如下：
         -- 属性：品 牌、颜色、cpu、内存容量、价格、工作状态
@@ -36,6 +37,7 @@
         - [1 jiabin](src/main/java/com/bt/xlt/homework0312/computer/JiaBinComputerTest.java)
         - [2 xiaoma](src/main/java/com/bt/xlt/homework0312/computer/XiaoMaComputerTest.java) -- 规范、注意点
         - [3 xueguiyang](src/main/java/com/bt/xlt/homework0312/computer/XueGuiYangComputerTest.java) -- 变量第一个字母小写
+        - [4 weiyuxin](src/main/java/com/bt/xlt/homework0312/computer/WeiYuXinComputerDemo.java) -- 对this的使用不错
 
 
 

src/main/java/com/bt/xlt/homework0312/computer/WeiYuXinComputerDemo.java

@@ -0,0 +1,46 @@
+package com.bt.xlt.homework0312.computer;
+
+/**
+ * Created by yuxinwei on 2016/3/14.
+ * 功能：创建一个计算机类，有属性，打开、关闭、睡眠方法，创建一个计算机对象，调用分别打开、关闭、休眠方法
+ * Reviewer: beigui
+ * Review Date: 2016/3/14
+ * Comments: 对this的使用不错
+ */
+public class WeiYuXinComputerDemo {
+    public static void main(String[] args) {
+        Computer com = new Computer("联想","银灰色","Intel-I7","8G",8888,"正常");
+        com.open();
+        com.close("停止");
+        com.sleep("睡眠");
+    }
+
+    public static class  Computer{
+        private String logo;
+        private String colour;
+        private String cpu;
+        private String mem;
+        private int price;
+        private String status;
+        Computer(String logo,String colour,String cpu,String mem,int price,String status){
+            this.logo = logo;
+            this.colour = colour;
+            this.cpu = cpu;
+            this.mem = mem;
+            this.price = price;
+            this.status = status;
+        }
+        public void open(){
+           System.out.println("品牌是"+this.logo+" "+"颜色是"+this.colour+" "+"CPU是"+this.cpu+" "+
+                    "内存是"+this.mem+" "+"价格是"+this.price+" "+"工作状态是"+this.status);
+        }
+        public void close(String status){
+            this.status = status;
+            System.out.println("工作状态为"+this.status);
+        }
+        public void sleep( String status){
+            this.status = status;
+            System.out.println("工作状态为"+this.status);
+        }
+    }
+}

src/main/java/com/bt/xlt/homework0312/computer/XueguiyangComputerTest.java

@@ -0,0 +1,18 @@
+package com.bt.xlt.homework0312.computer;
+
+/**
+ * Created by xueguiyang on 16-3-14.
+ * Reviewer: beigui
+ * Review Date: 2016/3/14
+ * Comments:变量第一个字母小写，题目上的打开方法遗漏了
+ */
+public class XueGuiYangComputerTest {
+    public static void main(String[] args) {
+        XueGuiYangComputer xct = new XueGuiYangComputer ("lenovo","red","酷睿i5","128M",6666.66);
+        System.out.println("---------------------------");
+        xct.shutdown();
+        xct.sleep();
+
+    }
+
+}

src/main/java/com/bt/xlt/homework0312/getValues/WeiYuXinGetValueTest.java

@@ -0,0 +1,38 @@
+package com.bt.xlt.homework0312.getValues;
+
+/**
+ * Created by weiyuxin on 2016/3/14.
+ * 功能：给定一个数组，输出平均值，最大值，最小值、中位数。
+ * Reviewer: beigui
+ * Review Date: 2016/3/14
+ * Comments: 文件名没有按要求<XingMingFunction>
+ *           变量声明和初始化不要放在一起，一行对一个变量进行作用。修改下面的声明
+ *           因为题目上求数值是一个整体，只需要做一次整体排序即可
+ */
+public class WeiYuXinGetValueTest {
+    public static void main(String[] args) {
+        int[] arr = new int[]{62,53,41,84,77,55};
+        int avg,max = arr[0],min = arr[0],media,sum = 0,k = arr.length / 2;
+
+        for (int i = 0; i < arr.length; i++) {
+            sum += arr[i];
+        }
+        avg = sum / arr.length;
+        System.out.println("平均值是：" + avg);
+
+        for (int i = 1; i < arr.length ; i++) {
+            if (arr[i] > max) max = arr[i];
+        }
+        System.out.println("最大值是：" + max);
+
+        for (int i = 1; i < arr.length; i++) {
+            if (arr[i] < min) min = arr[i];
+        }
+        System.out.println("最小值是：" + min);
+
+        if (arr.length % 2 != 0) {
+            media = arr[k] ;
+        }else media = (arr[k]+arr[k-1])/2;
+        System.out.println("中位数是："+ media);
+    }
+}