# 15.12.2025
[2110. Number of Smooth Descent Periods of a Stock](https://leetcode.com/problems/number-of-smooth-descent-periods-of-a-stock/description/) medium
Decreasing subarrays #medium
[2110. Number of Smooth Descent Periods of a Stock](https://leetcode.com/problems/number-of-smooth-descent-periods-of-a-stock/description/) medium
Decreasing subarrays #medium
👍1
# 17.12.2025
[3573. Best Time to Buy and Sell Stock V](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-v/description/) medium
K best deals buy/short/sell stocks #medium #dp
[3573. Best Time to Buy and Sell Stock V](https://leetcode.com/problems/best-time-to-buy-and-sell-stock-v/description/) medium
K best deals buy/short/sell stocks #medium #dp
👍1
# 21.12.2025
[955. Delete Columns to Make Sorted II](https://leetcode.com/problems/delete-columns-to-make-sorted-ii/description) medium
Remove columns to sort strings #medium
[955. Delete Columns to Make Sorted II](https://leetcode.com/problems/delete-columns-to-make-sorted-ii/description) medium
Remove columns to sort strings #medium
👍1
# 23.12.2025
[2054. Two Best Non-Overlapping Events](https://leetcode.com/problems/two-best-non-overlapping-events/description) medium
Max at most two non-overlapping events #medium #prefix_max #bs #pq
[2054. Two Best Non-Overlapping Events](https://leetcode.com/problems/two-best-non-overlapping-events/description) medium
Max at most two non-overlapping events #medium #prefix_max #bs #pq
👍1