Question { Aptech, 262158 }

write the program for prime numbers?

Answer

import java.*;

class prime
{
public static void main(String args[])
{
int number=__;//"you wish to check ";
int flag=0;
for(i=2;i<=(int)(Math.sqrt(number));i++)
{
if(number%i==0)
{
System.out.println("Not a Prime Number");
flag=1;
break;
}
}
if(flag==0)
System.out.println("Prime Number");
}
}