10/16自習

Question01-StartProgram/.project

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question01-StartProgram</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+	</buildSpec>
+	<natures>
+	</natures>
+</projectDescription>

Question02-Expressions/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question02-Expressions/.gitignore

@@ -0,0 +1 @@
+/build/

Question02-Expressions/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question02-Expressions</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question02-Expressions/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question02-Expressions/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question02-Expressions/src/main/java/Question02_01.java

@@ -0,0 +1,26 @@
+
+public class Question02_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		int a = 6, b = 2 ,c = 17, d = 5;
+		
+		int sum = (a + b);
+		System.out.println(sum);
+		
+		int diff = (a - b);
+		System.out.println(diff);
+		
+		int mulch = (a * b);
+		System.out.println(mulch);
+		
+		int div = (a / b);
+		System.out.println(div);
+		
+		int rem =(c % d);
+		System.out.println(rem);
+
+	}
+
+}

Question02-Expressions/src/main/java/Question02_02.java

@@ -0,0 +1,12 @@
+
+public class Question02_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		String lastName = "山田";
+		String firstName = "太郎";
+		
+		System.out.println(lastName + firstName);
+	}
+
+}

Question02-Expressions/src/main/java/Question02_03.java

@@ -0,0 +1,11 @@
+
+public class Question02_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num = 10;
+		num = num + 5;
+		System.out.println(num);
+	}
+
+}

Question02-Expressions/src/main/java/Question02_04.java

@@ -0,0 +1,11 @@
+
+public class Question02_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		double sum;
+		sum = 10 + 3.14;
+		System.out.println(sum);
+	}
+
+}

Question02-Expressions/src/main/java/Question02_05.java

@@ -0,0 +1,13 @@
+
+public class Question02_05 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int age = 20;
+		int diff = 5;
+		
+		System.out.println("山田さんは" + age + "歳です。");
+		System.out.println("5年後には" + (age + diff) + "歳になります。");
+	}
+
+}

Question02-Expressions/src/main/java/Question02_06.java

@@ -0,0 +1,11 @@
+
+public class Question02_06 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		double a = 9;
+		int b = 2;
+		System.out.println(a/b);
+	}
+
+}

Question02-Expressions/src/main/java/Question02_07.java

@@ -0,0 +1,12 @@
+
+public class Question02_07 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		double num = 1.0;
+		int intPositive = (int)num;
+		
+		System.out.println(intPositive);
+	}
+
+}

Question02-Expressions/src/main/java/Question02_08.java

@@ -0,0 +1,13 @@
+
+public class Question02_08 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int money = 1000;
+		int price = 580;
+		double taxRate = 0.08;
+		
+		System.out.println("残金は" + (money - (int)(price + (price * taxRate))) + "円です。");
+	}
+
+}

Question03-if/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question03-if/.gitignore

@@ -0,0 +1 @@
+/build/

Question03-if/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question03-if</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question03-if/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question03-if/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question03-if/src/main/java/Question03_01.java

@@ -0,0 +1,12 @@
+
+public class Question03_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num = 100;
+		if(num == 100) {
+			System.out.println("条件に合致しました");
+		}
+	}
+
+}

Question03-if/src/main/java/Question03_02.java

@@ -0,0 +1,12 @@
+
+public class Question03_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num = 65;
+		if(num >= 65) {
+			System.out.println("合格です");
+		}
+	}
+
+}

Question03-if/src/main/java/Question03_03.java

@@ -0,0 +1,13 @@
+
+public class Question03_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num = 10;
+		
+        if (num % 2 == 0  && num % 5 == 0) {
+            System.out.println("10は2でも5でも割り切れます。");
+        } 
+	}
+
+}

Question03-if/src/main/java/Question03_04.java

@@ -0,0 +1,27 @@
+import java.util.Scanner;
+
+public class Question03_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		System.out.println("水確率を入力してください。（数字のみ）");
+		
+		//数値入力を一つ受け取る
+		Scanner sc = new Scanner(System.in);
+	    int num = sc.nextInt();
+	    
+	    
+	    
+	    if(num < 0 || 100 < num) {
+	    		System.out.println("不正な値が入力されました");
+	    	}   else if (num >= 75) {
+	    		System.out.println("雨が降る確率が高いです");
+	    	}   else if (num >= 35 && num < 75) {
+		    	System.out.println("雨が降るかもしれないです");
+		    }   else {
+		        System.out.println("雨はまず降らないでしょう");
+		    }
+	
+	  }
+	}
+

Question04-while/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question04-while/.gitignore

@@ -0,0 +1 @@
+/build/

Question04-while/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question04-while</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question04-while/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question04-while/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question04-while/src/main/java/Question04_01.java

@@ -0,0 +1,17 @@
+public class Question04_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int number = 1;
+		while (number <= 9) {
+	        System.out.println(number);
+	        number = (int)(Math.random() * 10);
+	        
+	        if(number == 5) {
+	        	break;
+	        }
+			
+		}
+	}
+		
+}

Question04-while/src/main/java/Question04_02.java

@@ -0,0 +1,18 @@
+public class Question04_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num = 2;
+		
+		while(num < 1000)//条件式（tureだった場合繰り返し）
+			{
+			num *= 2;//文
+			}
+			
+			//次の文（falseだった場合表示）
+			System.out.println(num);
+		
+	}
+
+}
+

Question04-while/src/main/java/Question04_03.java

@@ -0,0 +1,19 @@
+import java.util.Random;
+public class Question04_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int num;
+	    Random rand = new Random();
+
+	    System.out.println();
+
+	    do{
+	      num = rand.nextInt(5) + 1;
+	      System.out.println(num);
+	    }while (num != 5);
+		
+		
+	}
+}
+	

Question04-while/src/main/java/Question04_04.java

@@ -0,0 +1,47 @@
+import java.util.Random;
+import java.util.Scanner;
+public class Question04_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		Scanner sc = new Scanner(System.in);
+		
+		//双六の総マス数
+		int map = 50;
+		
+		//現在までに進んだマス数
+		int progress = 0;
+		
+		//スタート
+		System.out.println("===== START =====");
+		
+		
+		while(progress < map) {
+			System.out.println("Enterキーを押してください。さいころをふります。");
+			//何かしらの入力
+			String str = sc.next();
+			
+			//サイコロを振る
+			Random random = new Random();
+		    int number = random.nextInt(6) + 1;
+		    
+		    //出た目メッセージ
+		    System.out.println(number + "の目が出ました。");
+		    
+		    //進んだマス
+		    progress = progress +number;
+		    
+		    //残りのマス
+		    int rest = map - progress;
+		    
+			
+			if(rest > 0) {
+				System.out.println("残りのマスは" + (map - progress) +"マスです");
+			}	
+			
+		} System.out.println("===== GOAL =====");
+		   
+		
+	}
+
+}

Question04-while/src/main/java/Question04_05.java

@@ -0,0 +1,23 @@
+import java.util.Scanner;
+public class Question04_05 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		//勝敗
+		boolean winFlag = false;
+		
+		//最初の言葉
+		System.out.println("じゃんけんを行います。、あなたの出す手を入力してください、0:グー, 1:チョキ, 2:パー");
+		Scanner sc = new Scanner(System.in);
+	    int select = sc.nextInt();
+	    int playerHand = select;
+	    
+	    
+		
+		while(true) {
+			
+		}
+			
+	}
+
+}

Question05-switch/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question05-switch/.gitignore

@@ -0,0 +1 @@
+/build/

Question05-switch/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question05-switch</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question05-switch/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question05-switch/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question05-switch/src/main/java/Question05_01.java

@@ -0,0 +1,38 @@
+
+public class Question05_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		System.out.println("今日の運勢を占います");
+	
+		int num = 0;
+		num = (int)(Math.random() * 6);
+		
+		switch (num) {
+				case 0:
+				System.out.println("あなたの運勢は「大吉」です");
+				break;
+				
+				case 1:
+				System.out.println("あなたの運勢は「吉」です");
+				break;
+				
+				case 2:
+				System.out.println("あなたの運勢は「中吉」です");
+				break;
+				
+				case 3:
+				System.out.println("あなたの運勢は「小吉」です");
+				break;
+				
+				case 4:
+				System.out.println("あなたの運勢は「末吉」です");
+				break;
+				
+				case 5:
+				System.out.println("あなたの運勢は「凶」です");
+				break;
+		}
+	}
+
+}

Question05-switch/src/main/java/Question05_02.java

@@ -0,0 +1,42 @@
+import java.util.Scanner;
+
+public class Question05_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		System.out.println("1つ目の数値を入力してください");
+		Scanner sc = new Scanner(System.in);
+        int num1 = sc.nextInt();
+        
+        System.out.println("2つ目の数値を入力してください");
+        int num2 = sc.nextInt();
+        
+        System.out.println("計算方法を選択してください");
+        String choice = sc.next();
+        
+        switch(choice) {
+        case "+":
+        	System.out.println(num1 + num2);
+        break;
+        
+        case "-":
+        	System.out.println(num1 - num2);
+        
+        case "*":
+        	System.out.println(num1 * num2);
+        	
+        case "/":
+        	System.out.println(num1 / num2);
+        	
+        case "%":
+        	System.out.println(num1 % num2);
+        
+        default:
+        	System.out.println("計算に失敗しました");
+        }
+        
+		
+
+	}
+
+}

Question05-switch/src/main/java/Question05_03.java

@@ -0,0 +1,9 @@
+
+public class Question05_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+
+	}
+
+}

Question05-switch/src/main/java/Question05_04.java

@@ -0,0 +1,9 @@
+
+public class Question05_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+
+	}
+
+}

Question05-switch/src/main/java/Question05_05.java

@@ -0,0 +1,9 @@
+
+public class Question05_05 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+
+	}
+
+}

Question06-for/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question06-for/.gitignore

@@ -0,0 +1 @@
+/build/

Question06-for/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question06-for</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question06-for/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question06-for/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question06-for/src/main/java/Question06.java

@@ -0,0 +1,44 @@
+
+public class Question06 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+				//設問１
+				for(int i = 0; i <= 99; i++) {
+					  System.out.println(i);
+				 }
+				
+				//設問２
+				for(int i = 0; i <= 5; i++) {
+					System.out.print("■");
+				}
+				
+				//設問３
+				for(int i = 0; i <= 100; i++) {
+					//偶数の判定
+					if(0 == (i%2))
+						System.out.println(i);
+				}
+				
+				//設問４
+				for(int i = 1; i <= 49; i++) {
+					
+					if(i % 3 == 0 && i % 5 == 0)
+						System.out.println("fizzbuzz");
+					
+					else if(i % 3 == 0)
+						System.out.println("fizz");
+					
+					else if(i % 5 == 0)
+						System.out.println("buzz");
+					
+					else
+						System.out.println(i);
+				}
+				
+				for(int i =0; i <= 2; i++);
+				
+	}
+
+}

Question07-Array/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question07-Array/.gitignore

@@ -0,0 +1 @@
+/build/

Question07-Array/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question07-Array</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question07-Array/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question07-Array/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question07-Array/src/main/java/Question07_01.java

@@ -0,0 +1,10 @@
+
+public class Question07_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int [] array = {1, 3, 5, 7, 9};
+		System.out.println(array[1]);
+	}
+
+}

Question07-Array/src/main/java/Question07_02.java

@@ -0,0 +1,10 @@
+
+public class Question07_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int[] array = {1, 10, 100};
+		System.out.println(array[0] + array[2]);
+	}
+
+}

Question07-Array/src/main/java/Question07_03.java

@@ -0,0 +1,13 @@
+
+public class Question07_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		String[] array = {"森", "山", "沼", "島", "平地"};
+		
+		for(int i = 0; i < array.length; i++) {
+			System.out.print(array[i]);
+		}
+	}
+
+}

Question07-Array/src/main/java/Question07_04.java

@@ -0,0 +1,16 @@
+
+public class Question07_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int i = 1;
+		int[] array = new int[i];
+				
+			for(i =1; i <= 1000; i ++) {
+				System.out.println(i);
+			}
+		
+
+	}
+
+}

Question07-Array/src/main/java/Question07_05.java

@@ -0,0 +1,17 @@
+
+public class Question07_05 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		String[] array = {"森", "山", "沼", "島", "平地"};
+		
+		
+		for(int i = (int) Math.random(); i < array.length; i++) {
+			System.out.print(array[i]);
+		}
+	
+	
+		
+	}
+
+}

Question08-Method/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question08-Method/.gitignore

@@ -0,0 +1 @@
+/build/

Question08-Method/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question08-Method</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question08-Method/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question08-Method/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question08-Method/src/main/java/Question08_01.java

@@ -0,0 +1,13 @@
+
+public class Question08_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		hello();
+	}
+	
+	static void hello () {
+		System.out.println("こんにちは");
+	}
+		
+}

Question08-Method/src/main/java/Question08_02.java

@@ -0,0 +1,19 @@
+
+public class Question08_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+//「1つの文字列を引数として受け取り、`こんにちは。(引数の値)です` という文字列を出力する、
+//戻り値のない処理」を `hello` という名前の関数として用意してください。
+//プログラムの実行開始点から、
+//引数に `山田` を渡してこの `hello` 関数を呼び出してください。
+		
+		hello("山田");
+	}
+	
+	public static void hello(String name) {
+		System.out.println("こんにちは。" + name + "です。");
+		
+	}
+
+}

Question08-Method/src/main/java/Question08_03.java

@@ -0,0 +1,14 @@
+
+public class Question08_03 {
+
+	public static String hello() {
+	
+		return  "こんにちは";
+	}
+	
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		System.out.println(hello());
+	}
+
+}

Question08-Method/src/main/java/Question08_04.java

@@ -0,0 +1,19 @@
+
+public class Question08_04 {
+	
+	public static int sum(int x, int y) {
+		return x + y;
+	}
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int x = 1;
+		int y =2;
+		
+		int total;
+		total = sum(x,y);
+		System.out.println(total);
+		
+	}
+
+}

Question08-Method/src/main/java/Question08_05.java

@@ -0,0 +1,27 @@
+import java.util.Scanner;
+public class Question08_05 {
+	
+	public static int sum(int x,int y) {
+		int total = x + y;
+		return total;
+	}
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		Scanner sc = new Scanner(System.in);
+		
+		System.out.println("1つ目の数値を入力してください");
+        int num1 = sc.nextInt();
+
+        
+        System.out.println("2つ目の数値を入力してください");
+        int num2 = sc.nextInt();
+
+
+		System.out.println(sum(num1,num2));
+  
+        
+
+	}
+
+}

Question08-Method/src/main/java/Question08_06.java

@@ -0,0 +1,17 @@
+
+public class Question08_06 {
+	
+	public static int addArray(int x, int y) {
+		return x,y;
+	}
+}
+}
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		int x = 10;
+		int y = 20;
+		System.out.println();
+		
+
+}

Question10-InstanceAndClass/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question10-InstanceAndClass/.gitignore

@@ -0,0 +1 @@
+/build/

Question10-InstanceAndClass/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question10-InstanceAndClass</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question10-InstanceAndClass/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question10-InstanceAndClass/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question10-InstanceAndClass/src/main/java/Calculation.java

@@ -0,0 +1,12 @@
+
+public class Calculation {
+	//フィールドの宣言
+	int baseNum;
+	int num;
+	
+	
+	//メソッドの生成
+	public void add(int num) {
+		System.out.println((baseNum + num));
+	}
+}

Question10-InstanceAndClass/src/main/java/Question10_01.java

@@ -0,0 +1,16 @@
+
+public class Question10_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		//インスタンス生成
+		User user = new User();
+		
+		user.id =1000;
+		user.name = "山田太郎";
+		
+		user.printProfile();
+
+	}
+
+}

Question10-InstanceAndClass/src/main/java/Question10_02.java

@@ -0,0 +1,14 @@
+
+public class Question10_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		User user = new User();
+		
+		user.id =2000;
+		user.name = "佐藤二郎";
+		
+		user.printProfile();
+	}
+
+}

Question10-InstanceAndClass/src/main/java/Question10_03.java

@@ -0,0 +1,21 @@
+
+public class Question10_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		//インスタンス生成
+		Student student = new Student();
+		
+		//それぞれの値を代入
+		student.studentId = 10;
+		student.name = "田中二郎";
+		student.mail = "test@mail.com";
+		student.password = "pass";
+		
+		System.out.println(student.studentId);
+		System.out.println(student.name);
+		System.out.println(student.mail);
+		System.out.println(student.password);
+		
+	}
+}

Question10-InstanceAndClass/src/main/java/Question10_04.java

@@ -0,0 +1,13 @@
+
+public class Question10_04 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		Calculation cal = new Calculation();
+		
+		cal.baseNum = 100;
+		cal.add(100);
+
+		}
+
+}

Question10-InstanceAndClass/src/main/java/Student.java

@@ -0,0 +1,9 @@
+
+public class Student {
+	//フィールドの宣言
+	int studentId;
+	String name;
+	String mail;
+	String password;
+
+}

Question10-InstanceAndClass/src/main/java/User.java

@@ -0,0 +1,11 @@
+
+public class User {
+	//フィールドの宣言
+	int id;
+	String name;
+	
+	//メソッド作成
+	public void printProfile() {
+		System.out.println("ID"+ id + ":" + name);
+	}
+}

Question11-ConstructorAndStatic/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question11-ConstructorAndStatic/.gitignore

@@ -0,0 +1 @@
+/build/

Question11-ConstructorAndStatic/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question11-ConstructorAndStatic</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question11-ConstructorAndStatic/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question11-ConstructorAndStatic/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question11-ConstructorAndStatic/src/main/java/Atm.java

@@ -0,0 +1,21 @@
+
+public class Atm {
+	//フィールドの宣言
+	int credit = 100000;
+
+	
+	//withdrawメソッドの生成
+	public void withdraw(Wallet2 wallet,int money) {
+		
+		wallet.money = wallet.money + money;
+		
+		if(credit < money) {
+			System.out.println("預金残高不足です。現金の引き出しに失敗しました。");
+		}	else {
+			System.out.println("ATMの残り残高はx" + (credit - money) + "です");
+		}
+		
+	}
+
+
+}

Question11-ConstructorAndStatic/src/main/java/Question11_01.java

@@ -0,0 +1,31 @@
+
+public class Question11_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		//Walletのインスタンス生成
+		Wallet wallet = new Wallet();
+		
+		//wallet の money フィールドに 10000 を代入
+		wallet.money = 10000;
+
+		
+		//Userのインスタンス生成
+		User user = new User();
+		
+		//user の name フィールドに 太郎 を代入
+		user.name = "太郎";
+		
+		user.wallet = wallet;
+		
+		//user の confirmWallet メソッドを実行
+		user.confirmWallet();
+		
+		//user の useMoney メソッドを、引数 1000 で実行
+		user.useMoney(1000);
+		
+		//user の confirmWallet メソッドを再度実行
+		user.confirmWallet();
+	}
+
+}

Question11-ConstructorAndStatic/src/main/java/Question11_02.java

@@ -0,0 +1,28 @@
+
+public class Question11_02 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		//Wallet 型の変数 wallet を宣言し、Wallet のインスタンスを代入
+		Wallet2 wallet = new Wallet2();
+		
+		//wallet の money フィールドに 10000 を代入
+		wallet.money = 10000;
+		
+		
+		//Atm 型の変数 atm を宣言し、Atm のインスタンスを代入
+		Atm atm = new Atm();
+		
+		//atm の withdraw メソッドを、第一引数に wallet、第二引数に 100000 を渡して呼び出す
+		atm.withdraw(wallet,100000);
+		
+		//wallet の money フィールドの値を出力
+		System.out.println(wallet.money);
+		
+		atm.withdraw(wallet,100000);
+		
+		System.out.println(wallet.money);
+		
+	}
+
+}

Question11-ConstructorAndStatic/src/main/java/Question11_03.java

@@ -0,0 +1,9 @@
+
+public class Question11_03 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+
+	}
+
+}

Question11-ConstructorAndStatic/src/main/java/User.java

@@ -0,0 +1,22 @@
+ 
+public class User {
+	//フィールドの宣言
+	String name;
+	Wallet wallet;
+	
+	
+	//Wallet.javaのmoneyの値が欲しい
+	
+	
+	//お金を使うメソッドの生成(useMoney) 
+	public void useMoney(int money) {
+		//財布の中のお金-使ったお金
+		wallet.money = wallet.money - money;
+		System.out.println( name + "は財布の中のお金を" + money + "円使用しました");
+	}
+	
+	//財布の残高確認メソッドの生成(confirmWallet)
+	public void confirmWallet() {
+		System.out.println( name + "の財布の中の残額は" +  wallet.money +"円です");
+	}
+}

Question11-ConstructorAndStatic/src/main/java/Wallet.java

@@ -0,0 +1,5 @@
+
+public class Wallet {
+	//フィールドの宣言
+	int money;
+}

Question11-ConstructorAndStatic/src/main/java/Wallet2.java

@@ -0,0 +1,5 @@
+
+public class Wallet2 {
+	//フィールドの宣言
+	int money;
+}

Question12-Encapsulation/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

Question12-Encapsulation/.gitignore

@@ -0,0 +1 @@
+/build/

Question12-Encapsulation/.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Question12-Encapsulation</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

Question12-Encapsulation/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

Question12-Encapsulation/.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

Question12-Encapsulation/src/main/java/Question12_01.java

@@ -0,0 +1,19 @@
+
+public class Question12_01 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		//Userのインスタンス生成
+		User user1 = new User(
+				1000,
+				"リゾーム太郎",
+				"rhizome@hogehoge.com",
+				"12345"
+				);
+		
+		user1.date();
+		
+	}
+
+}