diff --git "a/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/HelloWorld.java" "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/HelloWorld.java" new file mode 100644 index 0000000000000000000000000000000000000000..fb0e21b9b81a1b6ad01b74ec05a15f102d82923d --- /dev/null +++ "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/HelloWorld.java" @@ -0,0 +1,10 @@ +package qwce; + +public class HelloWorld { + public static void main(String[] args){ + System.out.println("蔡东生"); + System.out.println("18"); +} + +} + \ No newline at end of file diff --git "a/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Shudian.java" "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Shudian.java" new file mode 100644 index 0000000000000000000000000000000000000000..439e7ba80a7ec07772ee060188596bd87a7ff9b7 --- /dev/null +++ "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Shudian.java" @@ -0,0 +1,15 @@ +package qwce; + +public class Shudian { + public static void main(String[] args){ + System.out.println("书店管理销售系统》客户信息系统"); + System.out.println(""); + System.out.println("*********************************"); + System.out.println(" 1.显示所有客户信息"); + System.out.println(" 2.添加客户信息"); + System.out.println(" 3.修改所有客户信息"); + System.out.println("*********************************"); + System.out.println("请选择，输入数字或按“n”返回上一级菜单"); + + } +} diff --git "a/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Xingminglianl.java" "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Xingminglianl.java" new file mode 100644 index 0000000000000000000000000000000000000000..0678bddaa2748624d0167140559dce8a836a618c --- /dev/null +++ "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Xingminglianl.java" @@ -0,0 +1,35 @@ +package lesson2; + +import java.util.Scanner; + +import javax.swing.text.html.CSS; + +public class Xingminglianl { + + public static void main(String[] args) { + // TODO Auto-generated method stub + Scanner scanner=new Scanner(System.in); + System.out.println("请输入你的姓名"); + String name =scanner.next(); + + System.out.println("请输入你的年龄"); + int age =scanner.nextInt(); + + System.out.println("请输入你的性别"); + String xingbie=scanner.next(); + + System.out.println("请输入你的学号"); + int xuehao =scanner.nextInt(); + + System.out.println("请输入你的HTML成绩"); + int chengji =scanner.nextInt(); + + System.out.println("信息如下"); + System.out.println("你的名字是;"+name); + System.out.println("你的年龄是;"+age); + System.out.println("你的性别是;"+xingbie); + System.out.println("你的学号是;"+xuehao); + System.out.println("你的HTML成绩是;"+chengji); + } + +} diff --git "a/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Yx.java" "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Yx.java" new file mode 100644 index 0000000000000000000000000000000000000000..180e4c49edad4a1499376399eacfd55c4e928252 --- /dev/null +++ "b/Java\347\254\254\344\270\200\344\272\214\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2371/Yx.java" @@ -0,0 +1,58 @@ +package lesson2; + +import java.util.Scanner; + +public class Yx { + + public static void main(String[] args) { + /*编写程序，定义变量，分别存放游戏中某个英雄的属性信息， +包括：人物角色名（roleName）、生命值（health）、攻击力（damage）、防御力（defense）、武器加成（weaponScaling）、是否是热门英雄（isHot）。 +打印出来。 + +这些属性的信息由用户输入。 + + * + */ + // TODO Auto-generated method stub + Scanner scanner=new Scanner(System.in); + + System.out.println("请输入人物角色名"); + String roleName= scanner.next(); + + System.out.println("请输入生命值"); + long health= scanner.nextLong(); + + System.out.println("请输入攻击力"); + int damage = scanner.nextInt(); + + System.out.println("请输入防御力"); + int defense= scanner.nextInt(); + + System.out.println("请输入武器加成"); + float weaponScaling= scanner.nextFloat(); + + System.out.println("请输入是否是热门英雄"); + boolean isHot = scanner.nextBoolean(); + + System.out.println("英雄的信息如下："); + + System.out.println("人物角色名"+roleName); + + System.out.println("生命值"+health); + + System.out.println("攻击力"+damage); + + System.out.println("防御力"+defense); + + System.out.println("武器加成"+weaponScaling); + + System.out.println("是否是热门英雄"+isHot); + + + + + + + } + +} diff --git "a/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Lees_2zuoy.java" "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Lees_2zuoy.java" new file mode 100644 index 0000000000000000000000000000000000000000..ab0e7e2fed72f24b7d5776ad6be34f4318550cb2 --- /dev/null +++ "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Lees_2zuoy.java" @@ -0,0 +1,27 @@ +package com.cd.less_1; + +import java.util.Scanner; + +public class lees_2zuoy { + public static void main(String[] args) { + + int num1; + int num2; + int num3; + Scanner scan = new Scanner(System.in); + System.out.println("请输入一个值："); + num1=scan.nextInt(); + System.out.println("请再输入一个值："); + num2=scan.nextInt(); + System.out.println("您输入的两个数值是:"); + System.out.println("num1的数值是"+num1); + System.out.println("num2的数值是"+num2); + + num3=num1; + num1=num2; + num2=num3; + System.out.println("\n互换后的数值是:："); + System.out.println("num1的数值是"+num1); + System.out.println("num2的数值是"+num2); + } +} diff --git "a/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_1zuoy.java" "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_1zuoy.java" new file mode 100644 index 0000000000000000000000000000000000000000..d04bc308d954e46e95829c43667f70d335bd98b2 --- /dev/null +++ "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_1zuoy.java" @@ -0,0 +1,22 @@ +package com.cd.less_1; + +import java.util.Scanner; + +public class less_1zuoy { + + public static void main(String[] args) { + System.out.println(Byte.MAX_VALUE); + System.out.println(Short.MAX_VALUE); + System.out.println(Integer.MAX_VALUE); + System.out.println(Long.MAX_VALUE); + System.out.println(Float.MAX_VALUE); + System.out.println(Double.MAX_VALUE); + + System.out.println(Byte.MIN_VALUE); + System.out.println(Short.MIN_VALUE); + System.out.println(Integer.MIN_VALUE); + System.out.println(Long.MIN_VALUE); + System.out.println(Float.MIN_VALUE); + System.out.println(Double.MIN_VALUE); + } +} diff --git "a/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_3.java" "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_3.java" new file mode 100644 index 0000000000000000000000000000000000000000..34a4b3b1d4168caa370f8bb35dd6945ac96b8aef --- /dev/null +++ "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_3.java" @@ -0,0 +1,23 @@ +package com.cd.less_1; + +import java.util.Scanner; + +public class less_3 { + public static void main(String[] args) { + int num1; + float num2; + double num3; + double sum4; + Scanner scan = new Scanner(System.in); + + num1=scan.nextInt(); + + num2=scan.nextFloat(); + + num3=scan.nextDouble(); + + sum4 = num1+num2+num3; + System.out.print("相加的总值是"+sum4); + + } +} diff --git "a/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_4zuoy.java" "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_4zuoy.java" new file mode 100644 index 0000000000000000000000000000000000000000..536a3f4bae795d9d4e0c3f87ef8a2acfa3477d54 --- /dev/null +++ "b/Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2372/Less_4zuoy.java" @@ -0,0 +1,22 @@ +package com.cd.less_1; + +import java.util.Scanner; + +public class Less_4zuoy { + public static void main(String[] args) { + int num1; + float num2; + double num3; + byte num4; + + Scanner scan = new Scanner(System.in); + System.out.println("请输入一个double数据"); + num3 = scan.nextDouble(); + num1 = (int)num3; + num2 = (float)num3; + num4 = (byte)num3; + + double sum = num1+num2+num4; + System.out.println("强制转换的总和是"+sum); + } +} diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_1.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_1.java" new file mode 100644 index 0000000000000000000000000000000000000000..47ed4b174df6786fd2e54c45dfb294b2ded13b92 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_1.java" @@ -0,0 +1,26 @@ +package com.cd.less1; + +import java.util.Scanner; + +public class Less_1 { + + public static void main(String[] args) { + + int num1; + int num2; + int sum; + + + Scanner scan = new Scanner(System.in); + System.out.println("请输入一个值"); + num1= scan.nextInt(); + System.out.println("请输入第二个值"); + num2 = scan.nextInt(); + System.out.println("num1 - num2的值差是" + (num1 - num2) ); + System.out.println("num1 * num2的值是" + (num1 * num2) ); + System.out.println("num1 / num2的值是" + (num1 /(float)num2) ); + System.out.println("num1 + num2的值差是" + (num1 + num2) ); + System.out.println("num1 % num2的值差是" + (num1 % num2) ); + } + +} diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_2.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_2.java" new file mode 100644 index 0000000000000000000000000000000000000000..ef9957fddbe83d2c2337e77e509c85170e62f1e4 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_2.java" @@ -0,0 +1,27 @@ +package com.cd.less1; + +import java.util.Scanner; + +public class Less_2 { + + public static void main(String[] args) { + + int num1=10; + num1 +=5; + System.out.println(num1); + num1 /=3; + System.out.println(num1); + num1 -=3; + System.out.println(num1); + num1 %=3; + System.out.println(num1); + num1 *=3; + + + + Scanner scan = new Scanner(System.in); + + + } + +} \ No newline at end of file diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_3.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_3.java" new file mode 100644 index 0000000000000000000000000000000000000000..65e1d9439ca4e40c8e1058d2313fe30c3f3f9ad8 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_3.java" @@ -0,0 +1,15 @@ +package com.cd.less1; + +public class Less_3 { + public static void main(String[] args) { + int num1=20; + num1 ++; + System.out.println(num1); + ++num1; + System.out.println(num1); + num1 --; + System.out.println(num1); + --num1; + System.out.println(num1); + } +} diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_4.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_4.java" new file mode 100644 index 0000000000000000000000000000000000000000..72b39657fb7d28d9266358213b189dceb143b079 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_4.java" @@ -0,0 +1,15 @@ +package com.cd.less1; + +import java.util.Scanner; + +public class Less_4 { + public static void main(String[] args) { + double num1=3.14; + int num2; + + Scanner scan = new Scanner(System.in); + System.out.println("请输入半径R值："); + num2= scan.nextInt(); + System.out.println("圆的面积：" + num1*(float)num2 * num2); + } +} diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_5.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_5.java" new file mode 100644 index 0000000000000000000000000000000000000000..595053c160f67e7fc104c3316d88edc6a7582805 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_5.java" @@ -0,0 +1,16 @@ +package com.cd.less1; + +import java.util.Scanner; + +public class Less_5 { + public static void main(String[] args) { + int sum; + Scanner scan = new Scanner(System.in); + System.out.println("请输入一个四位数"); + sum=scan.nextInt(); + System.out.println("千位数是"+sum/1000); + System.out.println("百位数是"+sum/100%10); + System.out.println("十位数是"+sum/10%100%10); + System.out.println("个位数是"+sum%10); + } +} diff --git "a/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_6.java" "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_6.java" new file mode 100644 index 0000000000000000000000000000000000000000..5beef0e2be25bf60a13412b29a3c1b1c48ed4052 --- /dev/null +++ "b/Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\2373/Less_6.java" @@ -0,0 +1,15 @@ +package com.cd.less1; + +import java.util.Scanner; + +public class Less_6 { + public static void main(String[] args) { + double num1; + double num2; + Scanner scan = new Scanner(System.in); + System.out.println("请输入一个华氏温度"); + num1=scan.nextDouble(); + System.out.println(num2 = 5 / (float)9 * ( num1 -32 )); + + } +}