https://leetcode.com/problems/find-numbers-with-even-number-of-digits/description/
Even length numbers #easy
Even length numbers #easy
👍3
Triple digit even numbers from digits #easy #backtrack
https://leetcode.com/problems/finding-3-digit-even-numbers/description
https://leetcode.com/problems/finding-3-digit-even-numbers/description
👍2
https://leetcode.com/problems/longest-unequal-adjacent-groups-subsequence-i/description
Longest subsequence alterating g #easy #gready
Longest subsequence alterating g #easy #gready
👍2🔥1
https://leetcode.com/problems/divisible-and-non-divisible-sums-difference/description/
Sum non-divisible minus sum divisible #easy #math
Sum non-divisible minus sum divisible #easy #math
👍2
# 10.06.2025
[3442. Maximum Difference Between Even and Odd Frequency I](https://leetcode.com/problems/maximum-difference-between-even-and-odd-frequency-i/description/) easy
Max odd - min even frequency #easy
[3442. Maximum Difference Between Even and Odd Frequency I](https://leetcode.com/problems/maximum-difference-between-even-and-odd-frequency-i/description/) easy
Max odd - min even frequency #easy
👍2
# 12.06.2025
[3423. Maximum Difference Between Adjacent Elements in a Circular Array](https://leetcode.com/problems/maximum-difference-between-adjacent-elements-in-a-circular-array/description/) easy
Max abs sibling diff #easy
[3423. Maximum Difference Between Adjacent Elements in a Circular Array](https://leetcode.com/problems/maximum-difference-between-adjacent-elements-in-a-circular-array/description/) easy
Max abs sibling diff #easy
👍1
# 14.06.2025
[2566. Maximum Difference by Remapping a Digit](https://leetcode.com/problems/maximum-difference-by-remapping-a-digit/description/) easy
Max - min, replacing any digit #easy
[2566. Maximum Difference by Remapping a Digit](https://leetcode.com/problems/maximum-difference-by-remapping-a-digit/description/) easy
Max - min, replacing any digit #easy
👍1
# 16.06.2025
[2016. Maximum Difference Between Increasing Elements](https://leetcode.com/problems/maximum-difference-between-increasing-elements/description) easy
Max increasing pair diff #easy
[2016. Maximum Difference Between Increasing Elements](https://leetcode.com/problems/maximum-difference-between-increasing-elements/description) easy
Max increasing pair diff #easy
👍2
# 22.06.2025
[2138. Divide a String Into Groups of Size k](https://leetcode.com/problems/divide-a-string-into-groups-of-size-k/description/) easy
k-chunked string, filled tail #easy
[2138. Divide a String Into Groups of Size k](https://leetcode.com/problems/divide-a-string-into-groups-of-size-k/description/) easy
k-chunked string, filled tail #easy
👍2
# 24.06.2025
[2200. Find All K-Distant Indices in an Array](https://leetcode.com/problems/find-all-k-distant-indices-in-an-array/description/) easy
Indices k-distant to key #easy
[2200. Find All K-Distant Indices in an Array](https://leetcode.com/problems/find-all-k-distant-indices-in-an-array/description/) easy
Indices k-distant to key #easy
👍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
# 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
# 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
# 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