# 17.07.2025
[3202. Find the Maximum Length of Valid Subsequence II](https://leetcode.com/problems/find-the-maximum-length-of-valid-subsequence-ii/description) medium
Longest same-pair-k-parity subsequence #medium #dp
[3202. Find the Maximum Length of Valid Subsequence II](https://leetcode.com/problems/find-the-maximum-length-of-valid-subsequence-ii/description) medium
Longest same-pair-k-parity subsequence #medium #dp
👍2
# 19.07.2025
[1233. Remove Sub-Folders from the Filesystem](https://leetcode.com/problems/remove-sub-folders-from-the-filesystem/description) hard
Fold folders #medium
[1233. Remove Sub-Folders from the Filesystem](https://leetcode.com/problems/remove-sub-folders-from-the-filesystem/description) hard
Fold folders #medium
👍2
# 22.07.2025
[1695. Maximum Erasure Value](https://leetcode.com/problems/maximum-erasure-value/description/) medium
Max unique subarray sum #medium #sliding_window
[1695. Maximum Erasure Value](https://leetcode.com/problems/maximum-erasure-value/description/) medium
Max unique subarray sum #medium #sliding_window
👍1
# 23.07.2025
[1717. Maximum Score From Removing Substrings](https://leetcode.com/problems/maximum-score-from-removing-substrings/description/) medium
Max removals ab=x, ba=y #medium #stack
[1717. Maximum Score From Removing Substrings](https://leetcode.com/problems/maximum-score-from-removing-substrings/description/) medium
Max removals ab=x, ba=y #medium #stack
👍1