原文:[LeetCode] 917. Reverse Only Letters 只翻转字母

Given a string S , return the reversed string where all characters that are not a letterstay in the same place, and all letters reverse their positions. Example : Example : Example : Note: S.length l ...

2019-10-18 23:43 0 1273 推荐指数:

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[LeetCode] 848. Shifting Letters 漂移字母

We have a string S of lowercase letters, and an integer array shifts. Call the shift of a letter, the next letter in the alphabet, (wrapping ...

Wed Mar 06 06:06:00 CST 2019 0 1159
[LeetCode] 493. Reverse Pairs 翻转

Given an array nums, we call (i, j) an important reverse pair if i < j and nums[i] > 2*nums[j]. You need to return the number of important ...

Sun Apr 02 08:00:00 CST 2017 11 13828
 
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