New Tutoria & Labsheet Added ✅

Tut 3 Answer
Lab 4, 5 Question

Author: ThusharaX

Lab Sheets/Lab Sheet 04/Lab Sheet 04.pdf

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+
+class Calculation {
+	
+	public static int addition(int n1, int n2) {
+		return n1 + n2;
+	}
+	
+	public static int subtraction(int n1, int n2) {
+		return n1 - n2;
+	}
+}
+
+class DemoApp {
+	
+	public static void main(String[] args) {
+		
+		Calculation.addition(3, 2);
+		Calculation.subtraction(5, 3);
+	}
+}
+

Lab Sheets/Lab Sheet 05/Lab Sheet 05.pdf

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+class Feet {
+	private int feet;
+	private int inches;
+	
+	public Feet(int feet, int inches){
+		this.feet = feet;
+		this.inches = inches;
+	}
+	
+	// Copy the content of len to the new Feet Object.
+	public Feet(Feet len) {
+		this.feet = len.feet;
+		this.inches = len.inches;
+	}
+
+	
+	// Add f1+f2 feet and store in current feet
+	public void add(Feet f1, Feet f2){
+		int i = f1.inches + f2.inches;
+		
+		this.feet = (f1.feet + f2.feet) + (i / 12);
+		this.inches = i % 12;
+	}
+	
+	public void add(Feet f1) {
+		int i = f1.inches + this.inches;
+
+		this.feet += f1.feet + (i / 12);
+		this.inches = i % 12;
+	}
+	
+//	public static Feet add(Feet f1, Feet f2){}
+//	can't add this because of duplicate
+	
+	public static Feet add(Feet f1, Feet f2, Feet f3) {
+		int i = f1.inches + f2.inches + f3.inches;
+		
+		int feet = (f1.feet + f2.feet + f3.feet) + (i / 12);
+		int inches = i % 12;
+		
+		return new Feet(feet, inches);
+	}
+	
+	// Display a Length e.g 5’6”
+	public void print() {
+		System.out.println(feet + "'" + inches + '"');
+	}
+	
+	public void print(String msg) {
+		System.out.println(msg + feet + "'" + inches + '"');
+	}
+	
+	public static void print(Feet f) {
+		System.out.println(f.feet + "'" + f.inches + '"');
+	}
+}
+
+class Main {
+
+	public static void main(String[] args) {
+
+		Feet f1 = new Feet(5, 6);
+		Feet f2 = new Feet(6, 7);
+		
+		f1.print();
+		f1.add(f1, f2);
+		f1.print("Length : ");
+		
+		Feet f = new Feet(f2);
+		f.print("Clone f2 = ");
+		
+		f1.add(f2);
+		f1.print("Length : ");
+		
+		Feet.print(f);
+		
+		Feet f5 = Feet.add(f, f1, f2);
+		Feet.print(f5);
+	}
+
+}