| Total Complexity | 5 |
| Total Lines | 31 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
| 1 | class Node { |
||
| 27 | class Tree { |
||
| 28 | // put your code here to address problems |
||
| 29 | constructor() { |
||
| 30 | this.root = null; |
||
| 31 | } |
||
| 32 | /** |
||
| 33 | * breadth first traveral |
||
| 34 | * @param fn : a function |
||
| 35 | */ |
||
| 36 | BFS(fn) { |
||
| 37 | let queue = [this.root]; |
||
| 38 | while (queue.length) { |
||
| 39 | let node = queue.shift(); |
||
| 40 | queue.push(...node.children); |
||
| 41 | fn(node); |
||
| 42 | } |
||
| 43 | } |
||
| 44 | |||
| 45 | /** |
||
| 46 | * depth first traversal |
||
| 47 | * @param fn : a function |
||
| 48 | */ |
||
| 49 | DFS(fn) { |
||
| 50 | let stack = [this.root]; |
||
| 51 | while (stack.length) { |
||
| 52 | let node = stack.shift(); |
||
| 53 | stack.unshift(...node.children); |
||
| 54 | fn(node); |
||
| 55 | } |
||
| 56 | } |
||
| 57 | } |
||
| 58 | |||
| 62 | }; |