class newbie {
     
    public static boolean isAlmostPrime(int n) {
     
    //to be completed
    if(n <= 2) return false;
    
    double square = Math.sqrt(n);
    if(Math.floor(square) - square == 0) return true;
     
    return false; //default value so as to not get runtime error. get rid of this before writing your code
     
    }
     
     
    public static void main(String[] args) {
     
    // TODO Auto-generated method stub
     
     
    System.out.println(isAlmostPrime(2)); //should display false (1, 2)
     
    System.out.println(isAlmostPrime(4)); //should display true (1, 2, 4)
     
    System.out.println(isAlmostPrime(6)); //should display false (1, 2, 3, 6)
     
    System.out.println(isAlmostPrime(9)); //should display true (1, 3, 9)
     
    System.out.println(isAlmostPrime(1)); //should display false (less than 2)
     
    }
     
    }