static int solve ( int A [ ] , int B [ ] , int n ) {
  int cnt = 0 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    for ( int j = i ;
    j < n ;
    j ++ ) {
      if ( Integer . bitCount ( A [ i ] & A [ j ] ) == B [ j ] ) {
        cnt ++ ;
      }
    }
  }
  return cnt ;
}

static int solve ( int A [ ] , int B [ ] , int n ) { int cnt = 0 ; for ( int i = 0 ; i < n ; i ++ ) { for ( int j = i ; j < n ; j ++ ) { if ( Integer . bitCount ( A [ i ] & A [ j ] ) == B [ j ] ) { cnt ++ ; } } } return cnt ; }
(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) 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: (identifier)) update: (update_expression (identifier)) body: (block (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (identifier))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (array_access array: (identifier) index: (identifier)) right: (array_access array: (identifier) index: (identifier))))) right: (array_access array: (identifier) index: (identifier)))) consequence: (block (expression_statement (update_expression (identifier))))))))) (return_statement (identifier))))