| [1352. Product of the Last K Numbers](https://leetcode.com/problems/product-of-the-last-k-numbers/?show=1) | [1352. 最后 K 个数的乘积](https://leetcode.cn/problems/product-of-the-last-k-numbers/?show=1) |
| [325. Maximum Size Subarray Sum Equals k](https://leetcode.com/problems/maximum-size-subarray-sum-equals-k/?show=1)🔒 | [325. 和等于 k 的最长子数组长度](https://leetcode.cn/problems/maximum-size-subarray-sum-equals-k/?show=1)🔒 |
| [327. Count of Range Sum](https://leetcode.com/problems/count-of-range-sum/?show=1) | [327. 区间和的个数](https://leetcode.cn/problems/count-of-range-sum/?show=1) |
| [437. Path Sum III](https://leetcode.com/problems/path-sum-iii/?show=1) | [437. 路径总和 III](https://leetcode.cn/problems/path-sum-iii/?show=1) |