master

src/lab1/Fuel.java

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+package lab1;
+public class Fuel
+{
+	public static void main(String args[])
+	{
+		double litre = 0;
+		double distance = 0;
+
+		
+		System.out.println("Calculateur de conssomation d'essence.");
+		
+		System.out.print("Veuillez entrer la conssomation moyenne de votre voiture : ");
+		litre = Input.readDouble();
+		
+		System.out.print("Veuillez entrer le nombre de kilom<6F>tre parcourus : ");
+		distance = Input.readDouble();
+		
+		double consso = 0;
+		consso = litre  * (distance/100);
+		
+		System.out.println("Votre conssomation a été de " + consso + " litres d'essence");
+    }
+}

src/lab1/Input.java

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+package lab1;
+import java.io.*;
+
+/** 
+* The Class Input is here to enter data with the keyboard.<br>
+* The types below are supported by the Input class. <br><br>
+* - String <br> - Integer (int) <br> - Double (double) - Boolean (boolean) <br> - Character (char) <br> <br><br>
+* @see #readString()
+* @see #readInt()
+* @see #readDouble()
+* @see #readBoolean()
+* @see #readChar()
+*/
+public class Input
+{
+	/** 
+	* Reads a String from the console.
+	* @return The typed string
+	* @see java.lang.String
+	*/
+	public static String readString()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try {return stdin.readLine(); }
+		catch (Exception ex) { return "";}
+	}
+
+	/** 
+	* Reads an Integer from the console.
+	* @return The typed Integer or 0 if the typed Integer is invalid
+	* @see java.lang.Integer
+	*/
+	public static int readInt()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return Integer.parseInt(stdin.readLine()); }
+		catch (Exception ex) { return 0; }
+	}
+
+	/** 
+	* Reads a Double from the console.
+	* @return The typed Double or 0 if the typed Double is invalid
+	* @see java.lang.Double
+	*/
+	public static double readDouble()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return Double.parseDouble(stdin.readLine()); }
+		catch (Exception ex) { return 0; }
+	}
+
+	/** 
+	* Reads a boolean from the console.
+	* @return The typed boolean or false if the typed boolean is other than "true"
+	*/
+	public static boolean readBoolean()
+	{
+		
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return (Boolean.valueOf(stdin.readLine())).booleanValue(); }
+		catch (Exception ex) {return false; }
+	}
+
+	/** 
+	* Reads a char from the console.
+	* @return The typed char or the character 0 if the typed char is invalid
+	*/
+	public static char readChar()
+	{
+		BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in));
+		try { return stdin.readLine().charAt(0); }
+		catch (Exception ex) {return '\0'; }
+	}
+}

src/lab1/MyProgram.java

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+package lab1;
+public class MyProgram {
+	public static void main(String[] args) {
+		
+		// Declaration de 2 variables
+		int note1 = 3;
+		int note2 = 5;
+		
+		// Faire l'opération
+		double theSum = note1 + note2;
+		double average = theSum/2;
+		
+		// Afficher le résultat
+		System.out.print("La moyenne est égal à : ");
+		System.out.println(average);
+	}
+}

src/lab1/RoomCalc.java

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+package lab1;
+public class RoomCalc
+{
+	public static void main(String args[])
+	{
+		// Declares three variables to store the dimensions
+		double width = 0;
+		double height = 0;
+		double length = 0;
+
+		/* 
+		 * For each dimension, display a message, 
+		 * gets the value from the user
+		 * and store the value in the corresponding variable
+		 */
+		System.out.println("Volume calculator, by Rémi Heredero");
+		
+		System.out.print("Enter width (m) : ");
+		width = Input.readDouble();
+		
+		System.out.print("Enter length (m) : ");
+		length = Input.readDouble();
+		
+		System.out.print("Enter height (m) : ");
+		height = Input.readDouble();
+		
+		// Perform the computation
+		double vol = 0;
+		vol = width  * length * height;
+		
+		// Compute the volume and displays it
+		System.out.println("The corresponding volume is " + vol + " m^3 big");
+		System.out.println("The corresponding volume is " + vol/0.00454609 + " gallon");
+		
+		System.out.println("Goodbye and thank you");
+    }
+}

src/lab1/sphere.java

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+package lab1;
+public class sphere {
+	public static void main(String args[])
+	{
+		double rayon = 0;
+		double epaisseur = 0;
+	
+
+		
+		
+		System.out.print("Veuillez entrer le rayon de la sphère en cm : ");
+		rayon = Input.readDouble();
+		
+		System.out.print("Veuillez entrer l'épaisseur de la sphère : ");
+		epaisseur = Input.readDouble();
+		
+		double rayonInt = rayon - epaisseur;
+		double volume = 0;
+		double volumeInt = 0;
+		volume = (4*Math.PI*rayon*rayon*rayon)/3;
+		volumeInt = (4*Math.PI*rayonInt*rayonInt*rayonInt)/3;
+		
+		System.out.println("Le volume total est de " + volume + " cm3");
+		
+		double densite = 0;
+		System.out.print("Veuillez entrer la densité de la matière en g/cm3: ");
+		densite = Input.readDouble();
+		
+		double poid = 0;
+		poid = densite*(volume-volumeInt);
+		
+		System.out.print("La densité total est de " + poid/volume + " => ");
+		
+		if(poid/volume < 1) {
+			System.out.println("L'object flotte");
+		} else {
+			System.out.println("L'object ne flotte pas");
+		}
+		
+		
+    }
+}

src/lab1/swap.java

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+package lab1;
+
+public class swap
+{
+	public static void main(String args[])
+	{
+		int a = 12;
+		int b = 5;
+
+		
+		System.out.println("A: "+a);
+		System.out.println("B: "+b);
+		
+		System.out.println("swap...");
+		
+		int swap = a;
+		a=b;
+		b=swap;
+		
+		System.out.println("A: "+a);
+		System.out.println("B: "+b);
+		
+    }
+}