static void Print ( ) {
  while ( ! queue . isEmpty ( ) ) {
    System . out . print ( queue . peek ( ) + " " ) ;
    queue . remove ( ) ;
  }
}

static void Print ( ) { while ( ! queue . isEmpty ( ) ) { System . out . print ( queue . peek ( ) + " ▁ " ) ; queue . remove ( ) ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters) body: (block (while_statement condition: (parenthesized_expression (unary_expression operand: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) body: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (string_literal))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))))))