993. 二叉树的堂兄弟节点
- 难度:
easy - 原始链接: https://leetcode.cn/problems/cousins-in-binary-tree
- 标签:
深度优先遍历,广度优先遍历
2415. 反转二叉树的奇数层
- 难度:
medium - 原始链接: https://leetcode.cn/problems/reverse-odd-levels-of-binary-tree
- 标签:
广度优先遍历,深度优先遍历
2477. 到达首都的最少油耗
- 难度:
medium - 原始链接: https://leetcode.cn/problems/minimum-fuel-cost-to-report-to-the-capital
- 标签:
贪心,深度优先遍历
2316. 统计无向图中无法互相到达点对数
- 难度:
medium - 原始链接: https://leetcode.cn/problems/count-unreachable-pairs-of-nodes-in-an-undirected-graph
- 标签:
深度优先遍历
