From d393125e32edd02a15e7382ec9cb515576cbd5d2 Mon Sep 17 00:00:00 2001 From: xiao-a-qi <1307421235@qq.com> Date: Sat, 19 Dec 2020 19:06:04 +0800 Subject: [PATCH 1/2] first commit --- .../HelloWorld.java" | 10 +++ .../Shudian.java" | 15 +++++ .../Xingminglianl.java" | 35 +++++++++++ .../Yx.java" | 58 ++++++++++++++++++ .../Less_1/.classpath" | 6 ++ .../Less_1/.project" | 17 +++++ .../.settings/org.eclipse.jdt.core.prefs" | 11 ++++ .../bin/com/cd/less_1/Less_4zuoy.class" | Bin 0 -> 1098 bytes .../bin/com/cd/less_1/lees_2zuoy.class" | Bin 0 -> 1257 bytes .../bin/com/cd/less_1/less_1zuoy.class" | Bin 0 -> 772 bytes .../Less_1/bin/com/cd/less_1/less_3.class" | Bin 0 -> 1062 bytes .../Less_1/src/com/cd/less_1/Lees_2zuoy.java" | 27 ++++++++ .../Less_1/src/com/cd/less_1/Less_1zuoy.java" | 22 +++++++ .../Less_1/src/com/cd/less_1/Less_3.java" | 23 +++++++ .../Less_1/src/com/cd/less_1/Less_4zuoy.java" | 22 +++++++ 15 files changed, 246 insertions(+) create mode 100644 "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\237/HelloWorld.java" create mode 100644 "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\237/Shudian.java" create mode 100644 "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\237/Xingminglianl.java" create mode 100644 "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\237/Yx.java" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/.classpath" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/.project" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/.settings/org.eclipse.jdt.core.prefs" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/bin/com/cd/less_1/Less_4zuoy.class" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/bin/com/cd/less_1/lees_2zuoy.class" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/bin/com/cd/less_1/less_1zuoy.class" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/bin/com/cd/less_1/less_3.class" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/src/com/cd/less_1/Lees_2zuoy.java" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/src/com/cd/less_1/Less_1zuoy.java" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/src/com/cd/less_1/Less_3.java" create mode 100644 "Java\347\254\254\344\270\211\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1/src/com/cd/less_1/Less_4zuoy.java" 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\237/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\237/HelloWorld.java" new file mode 100644 index 0000000..fb0e21b --- /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\237/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\237/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\237/Shudian.java" new file mode 100644 index 0000000..439e7ba --- /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\237/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\237/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\237/Xingminglianl.java" new file mode 100644 index 0000000..0678bdd --- /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\237/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\237/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\237/Yx.java" new file mode 100644 index 0000000..180e4c4 --- /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\237/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\237/Less_1/.classpath" "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\237/Less_1/.classpath" new file mode 100644 index 0000000..51a8bba --- /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\237/Less_1/.classpath" @@ -0,0 +1,6 @@ + + + + + + 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\237/Less_1/.project" "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\237/Less_1/.project" new file mode 100644 index 0000000..18347c2 --- /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\237/Less_1/.project" @@ -0,0 +1,17 @@ + + + less_1 + + + + + + org.eclipse.jdt.core.javabuilder + + + + + + org.eclipse.jdt.core.javanature + + 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\237/Less_1/.settings/org.eclipse.jdt.core.prefs" "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\237/Less_1/.settings/org.eclipse.jdt.core.prefs" new file mode 100644 index 0000000..3a21537 --- /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\237/Less_1/.settings/org.eclipse.jdt.core.prefs" @@ -0,0 +1,11 @@ +eclipse.preferences.version=1 +org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled +org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8 +org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve +org.eclipse.jdt.core.compiler.compliance=1.8 +org.eclipse.jdt.core.compiler.debug.lineNumber=generate +org.eclipse.jdt.core.compiler.debug.localVariable=generate +org.eclipse.jdt.core.compiler.debug.sourceFile=generate +org.eclipse.jdt.core.compiler.problem.assertIdentifier=error +org.eclipse.jdt.core.compiler.problem.enumIdentifier=error +org.eclipse.jdt.core.compiler.source=1.8 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\237/Less_1/bin/com/cd/less_1/Less_4zuoy.class" "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\237/Less_1/bin/com/cd/less_1/Less_4zuoy.class" new file mode 100644 index 0000000000000000000000000000000000000000..f73e246c14009f4cf4cd3dbcde3ed8bbf5ffdc63 GIT binary patch literal 1098 zcmZ`&O-~b16g>~xPN{=HOQ94{kPll>hA&YlqC$aU8a1hDLR^?>JHa9COw-O7am7N3 z3n6~Q#JDtZV~i+^mVojDT=*+!tH~hc+0m4p+vck~h zyA!VPh-evESqk{092yuJOoy(?Ng)y!6-CO_zy&vl#=po%RS&_C;q6Bp^Zm7PLT+zPMTD}ZV|cPV0Lscv>t5c5B6Rb z9>3e)Ufth*pHOuYq4?@kas8tMXVA@|i@{}&latB{O6xZMWc=M>Zx?6bh zwD@|{fqo1cQuG?uFpm+8QuoDlT2c}WZN8xYNLR|hBx66ucwEFK2D_$~xH2^Qj)oX* 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zZeUg*=-4eJPEq{m73QXJQ^CAIkH?&vAL>cPf+QBG$u{}sdVP&E(R0j`GibS0=89~~ zou->#7l_rMf z<$7jWt`}B@UXK*tCQ7q`O^j}1d^Iw$1uYtAV!DZIP0SsXjd`#gEZK<&%S6$Q80Tjc zy_B-wqq9JAEXnUSZ3GjzgGCaGGHVHG_7`Kf%gC_bQJ&tV7a(F1_mCyNzzXmAaQ`<> C4C&MW literal 0 HcmV?d00001 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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/Lees_2zuoy.java" new file mode 100644 index 0000000..ab0e7e2 --- /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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/Less_1zuoy.java" new file mode 100644 index 0000000..d04bc30 --- /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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/Less_3.java" new file mode 100644 index 0000000..34a4b3b --- /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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/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\237/Less_1/src/com/cd/less_1/Less_4zuoy.java" new file mode 100644 index 0000000..536a3f4 --- /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\237/Less_1/src/com/cd/less_1/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); + } +} -- Gitee From cb040e27a5d22616425e34d4c3e92a57bd9a6f68 Mon Sep 17 00:00:00 2001 From: xiao-a-qi <1307421235@qq.com> Date: Mon, 21 Dec 2020 17:25:32 +0800 Subject: [PATCH 2/2] first commit --- .../Less_1.java" | 26 ++++++++++++++++++ .../Less_2.java" | 27 +++++++++++++++++++ .../Less_3.java" | 15 +++++++++++ .../Less_4.java" | 15 +++++++++++ .../Less_5.java" | 16 +++++++++++ .../Less_6.java" | 15 +++++++++++ 6 files changed, 114 insertions(+) create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_1.java" create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_2.java" create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_3.java" create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_4.java" create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_5.java" create mode 100644 "Java\347\254\254\345\233\233\346\254\241\344\275\234\344\270\232/\346\270\251\345\271\277\347\224\237/Less_6.java" 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\237/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\237/Less_1.java" new file mode 100644 index 0000000..47ed4b1 --- /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\237/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\237/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\237/Less_2.java" new file mode 100644 index 0000000..ef9957f --- /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\237/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\237/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\237/Less_3.java" new file mode 100644 index 0000000..65e1d94 --- /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\237/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\237/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\237/Less_4.java" new file mode 100644 index 0000000..72b3965 --- /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\237/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\237/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\237/Less_5.java" new file mode 100644 index 0000000..595053c --- /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\237/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\237/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\237/Less_6.java" new file mode 100644 index 0000000..5beef0e --- /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\237/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 )); + + } +} -- Gitee