README_EN.md

917. Reverse Only Letters

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Description

Given a string S, return the "reversed" string where all characters that are not a letter stay in the same place, and all letters reverse their positions.

 

Example 1:

Input: "ab-cd"

Output: "dc-ba"

Example 2:

Input: "a-bC-dEf-ghIj"

Output: "j-Ih-gfE-dCba"

Example 3:

Input: "Test1ng-Leet=code-Q!"

Output: "Qedo1ct-eeLg=ntse-T!"

 

Note:

<li><code>S.length &lt;= 100</code></li>

<li><code>33 &lt;= S[i].ASCIIcode &lt;= 122</code>&nbsp;</li>

<li><code>S</code> doesn&#39;t contain <code>\</code> or <code>&quot;</code></li>

Solutions

Python3

Java

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