multithread.java

import java.util.*;

class Square extends Thread {
	int n;
	Square(int n) {
		this.n = n;	
	}
	
	public void run() {
		int s = this.n * this.n;
		System.out.println("Square of " + this.n + " = " + s );
	}
	
}

class Cube extends Thread {
	int n;
	Cube(int n) {
		this.n = n;
	}

	public void run() {
		int c = this.n * this.n * this.n;
		System.out.println("Cube of " + this.n + " = " + c );	
	}
	
}

class Number extends Thread {
	public void run() {
		Scanner sc = new Scanner(System.in);
		System.out.print("How Many Random Integers needed : ");
		int x = sc.nextInt();
		Random random = new Random();
		System.out.print("Set the limit upto which random numbers should be generated : ");
		int l = sc.nextInt();
        sc.close();
		
		for(int i =0; i<x; i++)	 {
			int ranInt = random.nextInt(l);
			System.out.println("The random integer: " + ranInt);

			if(ranInt%2==0) {
				Square s = new Square(ranInt);
				s.start();
			}
			else {
				Cube c = new Cube(ranInt);
				c.start();
			}
			
			try  {
				Thread.sleep(1000);
			} 
			catch (InterruptedException e) {
				System.out.println(e);
			}
			
		}
		
	}
	
}

public class multithread {
	
	public static void main(String args[]) throws Exception {
		
		Number n = new Number();
		n.start();	
	}
	
}