thread with InterruptedException

class A extends Thread
{
public void run()
{
    for(int i=1;i<=5;i++)
    {
        System.out.println("threadA : "+i);
        Thread.sleep(1000);
    }
}
}
class ThreadClass
{
    public static void main(String args[])
    {
        A a =new A();
        a.start();
    }
}

/*
the program will not be compiled because Thread.sleep throws InterruptedException which must be caught */