# 26.06.2025
[2311. Longest Binary Subsequence Less Than or Equal to K](https://leetcode.com/problems/longest-binary-subsequence-less-than-or-equal-to-k/description) medium
Longest binary subsequence less than K #medium
[2311. Longest Binary Subsequence Less Than or Equal to K](https://leetcode.com/problems/longest-binary-subsequence-less-than-or-equal-to-k/description) medium
Longest binary subsequence less than K #medium
👍2
# 27.06.2025
[2014. Longest Subsequence Repeated k Times](https://leetcode.com/problems/longest-subsequence-repeated-k-times/description/) hard
Longest k-repeating subsequence #hard #backtracking
[2014. Longest Subsequence Repeated k Times](https://leetcode.com/problems/longest-subsequence-repeated-k-times/description/) hard
Longest k-repeating subsequence #hard #backtracking
👍2
# 28.06.2025
[2099. Find Subsequence of Length K With the Largest Sum](https://leetcode.com/problems/find-subsequence-of-length-k-with-the-largest-sum/description/) easy
Subsequence of k largest #easy #sort
[2099. Find Subsequence of Length K With the Largest Sum](https://leetcode.com/problems/find-subsequence-of-length-k-with-the-largest-sum/description/) easy
Subsequence of k largest #easy #sort
👍2
# 29.06.2025
[1498. Number of Subsequences That Satisfy the Given Sum Condition](https://leetcode.com/problems/number-of-subsequences-that-satisfy-the-given-sum-condition/description/) medium
Subsequencies target in 0..min+max #medium #binary_search #two_pointers
[1498. Number of Subsequences That Satisfy the Given Sum Condition](https://leetcode.com/problems/number-of-subsequences-that-satisfy-the-given-sum-condition/description/) medium
Subsequencies target in 0..min+max #medium #binary_search #two_pointers
👍2
# 30.06.2025
[594. Longest Harmonious Subsequence](https://leetcode.com/problems/longest-harmonious-subsequence/description) easy
Longest subsequence with max-min=1 #easy #counting #sort #two_pointers
[594. Longest Harmonious Subsequence](https://leetcode.com/problems/longest-harmonious-subsequence/description) easy
Longest subsequence with max-min=1 #easy #counting #sort #two_pointers
👍2
# 1.07.2025
[3330. Find the Original Typed String I](https://leetcode.com/problems/find-the-original-typed-string-i/description/) easy
ways to remove duplicates #easy #counting
[3330. Find the Original Typed String I](https://leetcode.com/problems/find-the-original-typed-string-i/description/) easy
ways to remove duplicates #easy #counting
👍2
# 2.07.2025
[3333. Find the Original Typed String II](https://leetcode.com/problems/find-the-original-typed-string-ii/description/) hard
ways to remove duplicates, preserve length at least k #hard #dp
[3333. Find the Original Typed String II](https://leetcode.com/problems/find-the-original-typed-string-ii/description/) hard
ways to remove duplicates, preserve length at least k #hard #dp
👍1
# 3.07.2025
[3304. Find the K-th Character in String Game I](https://leetcode.com/problems/find-the-k-th-character-in-string-game-i/description/) easy
`k`th char after appending rotated self #easy
[3304. Find the K-th Character in String Game I](https://leetcode.com/problems/find-the-k-th-character-in-string-game-i/description/) easy
`k`th char after appending rotated self #easy
👍2
# 4.07.2025
[3307. Find the K-th Character in String Game II](https://leetcode.com/problems/find-the-k-th-character-in-string-game-ii/description) hard
kth char in double+shift by ops[i] string #hard #bit_manipulation
[3307. Find the K-th Character in String Game II](https://leetcode.com/problems/find-the-k-th-character-in-string-game-ii/description) hard
kth char in double+shift by ops[i] string #hard #bit_manipulation
👍2
# 5.07.2025
[1394. Find Lucky Integer in an Array](https://leetcode.com/problems/find-lucky-integer-in-an-array/description)
Max x == freq(x) #easy
[1394. Find Lucky Integer in an Array](https://leetcode.com/problems/find-lucky-integer-in-an-array/description)
Max x == freq(x) #easy
👍1
# 6.07.2025
[1865. Finding Pairs With a Certain Sum](https://leetcode.com/problems/finding-pairs-with-a-certain-sum/description/) medium
Design pairs counter; two lists, one changes #medium #hashmap
[1865. Finding Pairs With a Certain Sum](https://leetcode.com/problems/finding-pairs-with-a-certain-sum/description/) medium
Design pairs counter; two lists, one changes #medium #hashmap
👍1
# 7.07.2025
[1353. Maximum Number of Events That Can Be Attended](https://leetcode.com/problems/maximum-number-of-events-that-can-be-attended/description/) medium
Max attended events #medium #heap
[1353. Maximum Number of Events That Can Be Attended](https://leetcode.com/problems/maximum-number-of-events-that-can-be-attended/description/) medium
Max attended events #medium #heap
👍1
# 8.07.2025
[1751. Maximum Number of Events That Can Be Attended II](https://leetcode.com/problems/maximum-number-of-events-that-can-be-attended-ii/description) hard
Max top k valued intervals #hard #binary_search #dp
[1751. Maximum Number of Events That Can Be Attended II](https://leetcode.com/problems/maximum-number-of-events-that-can-be-attended-ii/description) hard
Max top k valued intervals #hard #binary_search #dp
👍1
# 9.07.2025
[3439. Reschedule Meetings for Maximum Free Time I](https://leetcode.com/problems/reschedule-meetings-for-maximum-free-time-i/description) medium
Max free time after moving k events together #medium #sliding_window
[3439. Reschedule Meetings for Maximum Free Time I](https://leetcode.com/problems/reschedule-meetings-for-maximum-free-time-i/description) medium
Max free time after moving k events together #medium #sliding_window
👍1