public static int getDist ( int a , int b ) {
  System . out . printf ( "? %d %d\n" , a , b ) ;
  int dist = sc . nextInt ( ) ;
  return dist ;
}

public static int getDist ( int a , int b ) { System . out . printf ( " ? ▁ % d ▁ % d \n " , a , b ) ; int dist = sc . nextInt ( ) ; return dist ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier)) (formal_parameter type: (integral_type) name: (identifier))) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal) (identifier) (identifier)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (return_statement (identifier))))