Refactor minimum deletions to use O(n) time#10

yamcodes merged 2 commits intomainyamcodes/leetcode-solutions-java:mainfrom

9-improve-minimum-deletions-to-make-string-balanced-to-on-time-complexityyamcodes/leetcode-solutions-java:9-improve-minimum-deletions-to-make-string-balanced-to-on-time-complexityCopy head branch name to clipboard