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DESIGN AND ANALYSIS OF ALGORITHMS LABORATORY

(Effective from the academic year 2018 -2019)

SEMESTER - IV

Course Code 18CSL47

CIE Marks 40

Number of Contact Hours/Week 0:2:2

SEE Marks 60

Total Number of Lab Contact Hours 36

Exam Hours 03

Experiments 3 B

Write a Java program that implements a multi-thread application that has three threads. First thread generates a random integer for every 1 second; second thread computes the square of the number and prints; third thread will print the value of cube of the number.

Download the Source Code

package threeB;
import java.lang.Thread;
import java.util.Random;
class first extends Thread{
	public void run()
	{
		int num=0;
		Random r = new Random();
		try
		{
			num=r.nextInt(100);
			System.out.println("First Thread : The Number Generated is : "+num);
			Thread t2=new Thread(new second(num));
			t2.start();
			Thread t3=new Thread(new third(num));
			t3.start();
			Thread.sleep(1000);
		}catch(Exception e)
		{
			System.out.println(e.getMessage());
		}
	}
}
class second implements Runnable {
	public int x;
	public second(int x)
	{
		this.x=x;
	}
	public void run()
	{
		System.out.println("Second Thread : Square of the number is :"+x*x);
	}
}
class third implements Runnable {
	int x;
	public third(int x)
	{
		this.x=x;
	}
	public void run()
	{
		System.out.println("Third Thread : Cube of the Number is :"+x*x*x);
	}	
}
public class Multithread {
	public static void main(String[] args) {
		first a = new first();
		a.start();
	}
}

Fig 3.3: Output .

Fig 3.4: Output .

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