# 19.10.2025
[1625. Lexicographically Smallest String After Applying Operations](https://leetcode.com/problems/lexicographically-smallest-string-after-applying-operations/description) medium

Min string after shifting by b and rotating odd indice by a #medium #bruteforce

# 20.10.2025
[2011. Final Value of Variable After Performing Operations](https://leetcode.com/problems/final-value-of-variable-after-performing-operations/description) easy

do ++ or -- operation from 0 #easy

# 21.10.2025
[3346. Maximum Frequency of an Element After Performing Operations I](https://leetcode.com/problems/maximum-frequency-of-an-element-after-performing-operations-i/description) medium

Max frequency after changing +k..-k ops elements #medium #sliding_window

# 22.10.2025
[3347. Maximum Frequency of an Element After Performing Operations II](https://leetcode.com/problems/maximum-frequency-of-an-element-after-performing-operations-ii/description) hard

Max frequency after changing +k..-k ops elements #medium #sliding_window

# 23.10.2025
[3461. Check If Digits Are Equal in String After Operations I](https://leetcode.com/problems/check-if-digits-are-equal-in-string-after-operations-i/description/) easy


Fold each pair to (a+b)%10 until 2 left #easy

# 24.10.2025
[2048. Next Greater Numerically Balanced Number](https://leetcode.com/problems/next-greater-numerically-balanced-number/description/?) medium

First bigger number freq[digit]=digit #medium

# 25.10.2025
[1716. Calculate Money in Leetcode Bank](https://leetcode.com/problems/calculate-money-in-leetcode-bank/description/) easy

Add increasing sum of money, drop weekly gain on mondays #easy

# 26.10.2025
[2043. Simple Bank System](https://leetcode.com/problems/simple-bank-system/description) medium

Design a bank #medium

# 27.10.2025
[2125. Number of Laser Beams in a Bank](https://leetcode.com/problems/number-of-laser-beams-in-a-bank/description) medium

Count multiplications between rows #medium

# 28.10.2025
[3354. Make Array Elements Equal to Zero](https://leetcode.com/problems/make-array-elements-equal-to-zero/description/) easy

Places & directions that lead the simulation to all zeros #easy #simualtion

# 29.10.2025
[With All Set Bits](https://leetcode.com/problems/smallest-number-with-all-set-bits/description/) easy

Next all bits set number #easy #bits

# 30.10.2025
[1526. Minimum Number of Increments on Subarrays to Form a Target Array](https://leetcode.com/problems/minimum-number-of-increments-on-subarrays-to-form-a-target-array/description) hard

Min +1 range increases to make target from zeros #hard

# 31.10.2025
[3289. The Two Sneaky Numbers of Digitville](https://leetcode.com/problems/the-two-sneaky-numbers-of-digitville/description/) easy

Two extra numbers from 0..n #easy

# 01.11.2025
[3217. Delete Nodes From Linked List Present in Array](https://leetcode.com/problems/delete-nodes-from-linked-list-present-in-array/description/) medium


Remove an array from linked list #medium #ll

# 02.11.2025
[2257. Count Unguarded Cells in the Grid](https://leetcode.com/problems/count-unguarded-cells-in-the-grid/description) medium

Count unseen cells by rays from guards #medium #grid