static int calculateAND ( int arr [ ] , int n ) {
  int max_val = getMax ( arr ) ;
  boolean prime [ ] = new boolean [ max_val + 1 ] ;
  int i ;
  for ( i = 0 ;
  i < max_val + 1 ;
  i ++ ) prime [ i ] = true ;
  prime [ 0 ] = false ;
  prime [ 1 ] = false ;
  for ( int p = 2 ;
  p * p <= max_val ;
  p ++ ) {
    if ( prime [ p ] == true ) {
      for ( i = p * 2 ;
      i <= max_val ;
      i += p ) prime [ i ] = false ;
    }
  }
  int S1 = 0 , S2 = 0 ;
  for ( i = 0 ;
  i < n ;
  i ++ ) {
    if ( prime [ arr [ i ] ] ) {
      S1 += arr [ i ] ;
    }
    else if ( arr [ i ] != 1 ) {
      S2 += arr [ i ] ;
    }
  }
  return ( S1 & S2 ) ;
}

static int calculateAND ( int arr [ ] , int n ) { int max_val = getMax ( arr ) ; boolean prime [ ] = new boolean [ max_val + 1 ] ; int i ; for ( i = 0 ; i < max_val + 1 ; i ++ ) prime [ i ] = true ; prime [ 0 ] = false ; prime [ 1 ] = false ; for ( int p = 2 ; p * p <= max_val ; p ++ ) { if ( prime [ p ] == true ) { for ( i = p * 2 ; i <= max_val ; i += p ) prime [ i ] = false ; } } int S1 = 0 , S2 = 0 ; for ( i = 0 ; i < n ; i ++ ) { if ( prime [ arr [ i ] ] ) { S1 += arr [ i ] ; } else if ( arr [ i ] != 1 ) { S2 += arr [ i ] ; } } return ( S1 & S2 ) ; }
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