static int evenDecimalValue ( String str , int n ) {
  int result = 0 ;
  for ( int i = 0 ;
  i < n ;
  i ++ ) {
    if ( str . charAt ( i ) == '0' ) {
      result += ( n - i ) ;
    }
  }
  return result ;
}

static int evenDecimalValue ( String str , int n ) { int result = 0 ; for ( int i = 0 ; i < n ; i ++ ) { if ( str . charAt ( i ) == '0' ) { result += ( n - i ) ; } } return result ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (type_identifier) name: (identifier)) (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 (if_statement condition: (parenthesized_expression (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))) right: (character_literal))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (identifier) right: (identifier))))))))) (return_statement (identifier))))