static int countSubsets ( int a [ ] , int n ) {
  int answer = 0 ;
  for ( int i = 0 ;
  i < ( 1 << n ) ;
  i ++ ) {
    int bitwiseAND = - 1 ;
    int bitwiseOR = 0 ;
    int bitwiseXOR = 0 ;
    for ( int j = 0 ;
    j < n ;
    j ++ ) {
      if ( ( i & ( 1 << j ) ) == 0 ) {
        if ( bitwiseAND == - 1 ) bitwiseAND = a [ j ] ;
        else bitwiseAND &= a [ j ] ;
        bitwiseOR |= a [ j ] ;
        bitwiseXOR ^= a [ j ] ;
      }
    }
    if ( bitwiseAND == bitwiseOR && bitwiseOR == bitwiseXOR ) answer = ( answer + 1 ) % mod ;
  }
  return answer ;
}

static int countSubsets ( int a [ ] , int n ) { int answer = 0 ; for ( int i = 0 ; i < ( 1 << n ) ; i ++ ) { int bitwiseAND = - 1 ; int bitwiseOR = 0 ; int bitwiseXOR = 0 ; for ( int j = 0 ; j < n ; j ++ ) { if ( ( i & ( 1 << j ) ) == 0 ) { if ( bitwiseAND == - 1 ) bitwiseAND = a [ j ] ; else bitwiseAND &= a [ j ] ; bitwiseOR |= a [ j ] ; bitwiseXOR ^= a [ j ] ; } } if ( bitwiseAND == bitwiseOR && bitwiseOR == bitwiseXOR ) answer = ( answer + 1 ) % mod ; } return answer ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier) dimensions: (dimensions)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (decimal_integer_literal) right: (identifier)))) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (unary_expression operand: (decimal_integer_literal)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (decimal_integer_literal) right: (identifier))))) right: (decimal_integer_literal))) consequence: (block (if_statement condition: (parenthesized_expression (binary_expression left: (identifier) right: (unary_expression operand: (decimal_integer_literal)))) consequence: (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) alternative: (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier))))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))) (expression_statement (assignment_expression left: (identifier) right: (array_access array: (identifier) index: (identifier)))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (identifier)) right: (binary_expression left: (identifier) right: (identifier)))) consequence: (expression_statement (assignment_expression left: (identifier) right: (binary_expression left: (parenthesized_expression (binary_expression left: (identifier) right: (decimal_integer_literal))) right: (identifier))))))) (return_statement (identifier))))