把test.java救回来了

实验3/src/test1/Student.java

@@ -1,21 +1,21 @@
-//Student.java
-package test1;
-
-public class Student {
-    int id;
-    int age;
-    int grade;
-
-    public void study() {
-        System.err.println("学号为" + id + "的学生正在学习");
-    }
-
-    public void examination() {
-        System.err.println(id + "年级正在考试");
-    }
-
-    public void tell() {
-        System.out.print("正在讲话的是一个" + age + "岁的学生");
-    }
-
-}
+//Student.java
+package test1;
+
+public class Student {
+    int id;
+    int age;
+    int grade;
+
+    public void study() {
+        System.err.println("学号为" + id + "的学生正在学习");
+    }
+
+    public void examination() {
+        System.err.println(id + "年级正在考试");
+    }
+
+    public void tell() {
+        System.out.print("正在讲话的是一个" + age + "岁的学生");
+    }
+
+}

实验3/src/test1/test.java

@@ -1,14 +1,14 @@
-//test.java
-package test1;
-
-public class test {
-    public static void main(String[] args) {
-        Student s1 = new Student();
-        s1.id = 001;
-        s1.age = 18;
-        s1.grade = 1;
-        s1.study();
-        s1.examination();
-        s1.tell();
-    }
-}
+//test.java
+package test1;
+
+public class test {
+    public static void main(String[] args) {
+        Student s1 = new Student();
+        s1.id = 001;
+        s1.age = 18;
+        s1.grade = 1;
+        s1.study();
+        s1.examination();
+        s1.tell();
+    }
+}

实验3/src/test2/Circle.java

@@ -1,16 +1,16 @@
-//Circle.java
-package test2;
-
-public class Circle {
-    double radius;
-    double area;
-
-    public void set(double radius) {
-        this.radius = radius;
-    }
-
-    public void disaplay() {
-        area = radius * radius * 3.14;
-        System.err.println("This circle's radius is " + radius + ", area is " + area);
-    }
-}
+//Circle.java
+package test2;
+
+public class Circle {
+    double radius;
+    double area;
+
+    public void set(double radius) {
+        this.radius = radius;
+    }
+
+    public void disaplay() {
+        area = radius * radius * 3.14;
+        System.err.println("This circle's radius is " + radius + ", area is " + area);
+    }
+}

实验3/src/test2/Cone.java

@@ -1,21 +1,21 @@
-//Cone.java
-package test2;
-
-public class Cone {
-    double buttom;
-    double height;
-
-    public void set(double buttom, double height) {
-        this.buttom = buttom;
-        this.height = height;
-    }
-
-    public Cone() {
-    }
-
-    public void disaplay() {
-        System.out.println(
-                "This cone's buttom area is " + buttom + ", height is " + height + ", volume is "
-                        + buttom * height / 3);
-    }
-}
+//Cone.java
+package test2;
+
+public class Cone {
+    double buttom;
+    double height;
+
+    public void set(double buttom, double height) {
+        this.buttom = buttom;
+        this.height = height;
+    }
+
+    public Cone() {
+    }
+
+    public void disaplay() {
+        System.out.println(
+                "This cone's buttom area is " + buttom + ", height is " + height + ", volume is "
+                        + buttom * height / 3);
+    }
+}

实验3/src/test2/test.java

@@ -1,14 +1,14 @@
-//test.java
-package test2;
-
-public class test {
-
-    public static void main(String[] args) {
-        Circle r1 = new Circle();
-        r1.set(3);
-        r1.disaplay();
-        Cone c1 = new Cone();
-        c1.set(28.26, 5);
-        c1.disaplay();
-    }
-}
+//test.java
+package test2;
+
+public class test {
+
+    public static void main(String[] args) {
+        Circle r1 = new Circle();
+        r1.set(3);
+        r1.disaplay();
+        Cone c1 = new Cone();
+        c1.set(28.26, 5);
+        c1.disaplay();
+    }
+}

实验3/src/test3/Student.java

@@ -1,33 +1,33 @@
-//Student.java
-package test3;
-
-public class Student {
-    private int age;
-    private String sex;
-
-    // setters
-    public void setAge(int age) {
-        if (age >= 0 & age <= 120) {
-            this.age = age;
-        } else {
-            this.age = 18;
-        }
-    }
-
-    public void setSex(String sex) {
-        if ("男".equals(sex) || "女".equals(sex)) {
-            this.sex = sex;
-        } else {
-            this.sex = "保密";
-        }
-    }
-
-    // getters
-    public int getAge() {
-        return age;
-    }
-
-    public String getSex() {
-        return sex;
-    }
-}
+//Student.java
+package test3;
+
+public class Student {
+    private int age;
+    private String sex;
+
+    // setters
+    public void setAge(int age) {
+        if (age >= 0 & age <= 120) {
+            this.age = age;
+        } else {
+            this.age = 18;
+        }
+    }
+
+    public void setSex(String sex) {
+        if ("男".equals(sex) || "女".equals(sex)) {
+            this.sex = sex;
+        } else {
+            this.sex = "保密";
+        }
+    }
+
+    // getters
+    public int getAge() {
+        return age;
+    }
+
+    public String getSex() {
+        return sex;
+    }
+}

实验3/src/test3/test.java

@@ -1,14 +1,14 @@
-//test.java
-package test3;
-
-import java.util.Scanner;
-
-public class test {
-    public static void main(String[] args) {
-        Scanner input = new Scanner(System.in);
-        Student s1 = new Student();
-        s1.setAge(input.nextInt());
-        s1.setSex(input.next());
-        System.out.println("This student's age is " + s1.getAge() + ", gender is " + s1.getSex());
-    }
-}
+//test.java
+package test3;
+
+import java.util.Scanner;
+
+public class test {
+    public static void main(String[] args) {
+        Scanner input = new Scanner(System.in);
+        Student s1 = new Student();
+        s1.setAge(input.nextInt());
+        s1.setSex(input.next());
+        System.out.println("This student's age is " + s1.getAge() + ", gender is " + s1.getSex());
+    }
+}

实验3/src/test4/Yard.java

@@ -1,20 +1,20 @@
-//Yard.java
-package test4;
-
-public class Yard {
-    double length;
-    double width;
-
-    public Yard(double length, double width) {
-        this.length = length;
-        this.width = width;
-    }
-
-    public double getPerimeter() {
-        return (length + width) * 2;
-    }
-
-    public double getAcreage() {
-        return length * width;
-    }
-}
+//Yard.java
+package test4;
+
+public class Yard {
+    double length;
+    double width;
+
+    public Yard(double length, double width) {
+        this.length = length;
+        this.width = width;
+    }
+
+    public double getPerimeter() {
+        return (length + width) * 2;
+    }
+
+    public double getAcreage() {
+        return length * width;
+    }
+}

实验3/src/test4/test.java

@@ -1,12 +1,12 @@
-//test.java
-package test4;
-
-import java.util.Scanner;
-
-public class test {
-    public static void main(String[] args) {
-        Scanner input = new Scanner(System.in);
-        Yard y1 = new Yard(input.nextDouble(), input.nextDouble());
-        System.err.println(y1.getPerimeter()+" "+y1.getAcreage());
-    }
-}
+//test.java
+package test4;
+
+import java.util.Scanner;
+
+public class test {
+    public static void main(String[] args) {
+        Scanner input = new Scanner(System.in);
+        Yard y1 = new Yard(input.nextDouble(), input.nextDouble());
+        System.err.println(y1.getPerimeter()+" "+y1.getAcreage());
+    }
+}

实验3/src/test5/Employee.java

@@ -1,25 +1,25 @@
-//Employee.java
-package test5;
-
-public class Employee {
-    String name;
-    int age;
-    String dept;
-    static String company;
-
-    public void showInfos() {
-        System.out.println("name\t" + name);
-        System.out.println("age\t" + age);
-        System.out.println("dept\t" + dept);
-        System.out.println("company\t" + company);
-        System.out.println();
-    }
-
-    public static int compareAge(int age1, int age2) {
-        if (age1 > age2) {
-            return age1;
-        } else {
-            return age2;
-        }
-    }
-}
+//Employee.java
+package test5;
+
+public class Employee {
+    String name;
+    int age;
+    String dept;
+    static String company;
+
+    public void showInfos() {
+        System.out.println("name\t" + name);
+        System.out.println("age\t" + age);
+        System.out.println("dept\t" + dept);
+        System.out.println("company\t" + company);
+        System.out.println();
+    }
+
+    public static int compareAge(int age1, int age2) {
+        if (age1 > age2) {
+            return age1;
+        } else {
+            return age2;
+        }
+    }
+}

实验3/src/test5/test.java

@@ -1,19 +1,19 @@
-//test.java
-package test5;
-
-public class test {
-    public static void main(String[] args) {
-        Employee e1 = new Employee();
-        e1.name = "Jack";
-        e1.age = 30;
-        e1.dept = "Software";
-        Employee.company = "XJIT.inc";
-        e1.showInfos();
-        Employee e2 = new Employee();
-        e2.name = "Mike";
-        e2.age = 45;
-        e2.dept = "Hardware";
-        e2.showInfos();
-        System.out.println("2个人中最大年龄是" + Employee.compareAge(e1.age, e2.age) + "岁。");
-    }
-}
+//test.java
+package test5;
+
+public class test {
+    public static void main(String[] args) {
+        Employee e1 = new Employee();
+        e1.name = "Jack";
+        e1.age = 30;
+        e1.dept = "Software";
+        Employee.company = "XJIT.inc";
+        e1.showInfos();
+        Employee e2 = new Employee();
+        e2.name = "Mike";
+        e2.age = 45;
+        e2.dept = "Hardware";
+        e2.showInfos();
+        System.out.println("2个人中最大年龄是" + Employee.compareAge(e1.age, e2.age) + "岁。");
+    }
+}