IN LAB-1:
package lab11;
import java.util.Scanner;
public class Calculate extends Thread
{
public void run()
{
try
{
Scanner sc = new Scanner(System.in);
int a, b, i, j, flag;
a = sc.nextInt();
b = sc.nextInt();
System.out.printf("\nPrime numbers between %d and %d are: ", a, b);
for (i = a; i <= b; i++)
{
if (i == 1 || i == 0)
continue;
}
flag = 1;
for (j = 2; j <= i / 2; ++j)
{
if (i % j == 0)
{
flag = 0;
break;
}
}
if (flag == 1)
{
System.out.println(i);
}
Thread.sleep(500);
}
catch(Exception e) {}
}
}
class Calculatee extends Thread
{
public void run()
{
try
{
int flag,n,i,j;
Scanner in=new Scanner(System.in);
