摘要:
Largest Palindromic Number You are given a string $num$ consisting of digits only. Return the largest palindromic integer (in the form of a string) th 阅读全文
摘要:
Maximum Segment Sum After Removals You are given two 0-indexed integer arrays $nums$ and $removeQueries$, both of length $n$. For the $i^{th}$ query, 阅读全文
摘要:
Time Needed to Rearrange a Binary String You are given a binary string $s$. In one second, all occurrences of 01 are simultaneously replaced with 10 . 阅读全文