coucou

LAB1/.classpath

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+<?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-16">
+		<attributes>
+			<attribute name="module" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

LAB1/.gitignore

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+/bin/

LAB1/.project

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+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>LAB1</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

LAB1/.settings/org.eclipse.jdt.core.prefs

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+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=16
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=16
+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.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=16

LAB1/src/Keyboard.java

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+import java.io.*;
+
+
+
+/**
+ * Class : Keyboard                                                                                                   
+ *  Description : The class implements input methods for primitive types from the keyboard. 
+ */
+public class Keyboard {
+	/**
+	 * Return a String typed on keyboard
+	 * @return : a string
+	 */
+	public  String readString() {
+		String sChaine = null;
+		//System.out.println("Enter a value :");
+		try  {
+			// read the value
+			BufferedReader brLecteur ;
+			brLecteur = new BufferedReader(new InputStreamReader(System.in));
+			sChaine = brLecteur.readLine();
+		}
+		catch (IOException ee) {
+			System.out.println("Error");
+		}
+		return sChaine;  // return the string
+	}
+
+	/**
+	 * Return an Integer typed on keyboard
+	 * @return : an integer
+	 */
+	public  int readInt() {
+		String sChaine = readString(); // call readString
+		// cast from string to int
+		return Integer.parseInt(sChaine.trim());
+	}
+
+	/**
+	 * Return a float typed on keyboard
+	 * @return : a float 
+	 */
+	public  float readFloat() {
+		String sChaine = readString();
+		// cast from string to float		
+		return Float.parseFloat(sChaine.trim());
+	}
+
+	/**
+	 * Return a double typed on keyboard
+	 * @return : a double
+	 */
+	public  double readDouble() {
+		String sChaine = readString();
+		// cast frome string to double
+		return Double.parseDouble(sChaine.trim());
+	}
+
+}

LAB1/src/Main.java

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+public class Main {
+	public static void main(String[] args) {
+		
+		//Robot robo = new Robot();
+			//robo.sayHello();		
+			//robo.sayHello2("Lola");
+		
+//		RobotCalculator robo = new RobotCalculator();
+//		robo.average(15.0,5.0);		
+//		RobotCalculator b = new RobotCalculator();
+//		b.askUserForNbOfStudent();
+		
+		
+	}
+}

LAB1/src/Robot.java

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+public class Robot {
+	public void sayHello() {
+		System.out.println("Hello");
+	}
+	public void sayHello2(String name) {
+		System.out.println("Hello "+ name);
+	}
+		
+}

LAB1/src/RobotCalculator.java

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+public class RobotCalculator {
+
+public double average(double grade1, double grade2) {
+		double avg = (grade1 + grade2)/2;
+		return avg;
+	}
+
+	public void askUserForNbOfStudent() {
+			System.out.println("Give me the number of student");
+			Keyboard input = new Keyboard();
+			int nStudents = input.readInt();
+			double sum = 0 ;
+				for(int i=1;i<=nStudents;i++) {
+				System.out.println("Give me the fisrt grade");
+				double grade1 = input.readDouble();
+				System.out.println("Give me the second grade");
+				double grade2 = input.readDouble();
+				RobotCalculator robo = new RobotCalculator();
+				double StudentAvg = robo.average(grade1,grade2);	
+				sum = sum + StudentAvg ;
+				System.out.println(StudentAvg);
+				}
+		System.out.println(sum/nStudents);
+		
+	} 
+}

LAB1/src/Test.java

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+
+public class Test {
+
+}