Key Terms¶
| balanced parentheses | data field | deque | 
| first-in first-out (FIFO) | fully parenthesized | head | 
| infix | last-in first-out (LIFO) | linear data structure | 
| linked list | linked list traversal | list | 
| node | palindrome | postfix | 
| precedence | prefix | queue | 
| simulation | stack |