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Note: You may not slant the container and n is at least 2. 大致意思:給定n個非負(fù)整數(shù)...
Implement regular expression matching with support for '.' and '*'. '.' ...
Determine whether an integer is a palindrome. Do this without extra spac...
Implement atoi to convert a string to an integer. Hint: Carefully consid...
Reverse digits of an integer. ![Uploading 007_553011.jpg . . .] Example1...
The string "PAYPALISHIRING" is written in a zigzag pattern on a given nu...
Given a string s, find the longest palindromic substring in s. You may a...
There are two sorted arrays nums1 and nums2 of size m and n respectively...
Examples: Given "abcabcbb", the answer is "abc", which the length is 3. ...