MySQL :: MySQL 8.0 Reference Manual :: 8.3.9 Comparison of B-Tree and Hash Indexes https://dev.mysql.com/doc/refman/8.0/en/index-btree-hash.html
If yo ......
Approach 1 Brute Force
Intuition We can exhaust the search space in quadratic time by checking whether each element is the majority element.Algori ......