Max window of all pairs AND zero #medium #two_pointers #bit_manipulation


https://leetcode.com/problems/longest-nice-subarray/description/

3-bits flips to make all 1 #medium #bit_manipulation


https://leetcode.com/problems/minimum-operations-to-make-binary-array-elements-equal-to-one-i/description/

Min AND of path weights #hard #bit_manipulation #union-find


https://leetcode.com/problems/minimum-cost-walk-in-weighted-graph/description

# 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