Java Beginner Programming Tutorial 3: Classes and Objects смотреть онлайн

Code for today's episode:

Launch Class:
package main;
import java.util.Scanner;
public class Launch {
public static float a;
public static float b;
public static Scanner scanner = new Scanner(System.in);
public static Maths maths;
public static void main(String[] args) {
System.out.println("Type in first number: ");
a = scanner.nextFloat();
System.out.println("Type in second number: ");
b = scanner.nextFloat();
maths = new Maths(a,b);
System.out.println("Your answer is: " + maths.multiply());
}
}

Strings Class:
package main;
public class Strings {
private String string;
public Strings(String s) {
this.string = s;
}
public void print() {
System.out.println(string);
}
}

Maths Class:
package main;
public class Maths {
private float a;
private float b;
private float c;
public Maths(float a, float b) {
this.a = a;
this.b = b;
}
public float add() {
c = a + b;
return c;
}
public float subtract() {
c = a - b;
return c;
}
public float divide() {
c = a / b;
return c;
}
public float multiply() {
c = a * b;
return c;
}
}


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