Package g0901_1000.s0917_reverse_only_letters

Class Solution

java.lang.Object

g0901_1000.s0917_reverse_only_letters.Solution

public class Solution
extends Object

917 - Reverse Only Letters.

Easy

Given a string s, reverse the string according to the following rules:

• All the characters that are not English letters remain in the same position.
• All the English letters (lowercase or uppercase) should be reversed.

Return s after reversing it.

Example 1:

Input: s = “ab-cd”

Output: “dc-ba”

Example 2:

Input: s = “a-bC-dEf-ghIj”

Output: “j-Ih-gfE-dCba”

Example 3:

Input: s = “Test1ng-Leet=code-Q!”

Output: “Qedo1ct-eeLg=ntse-T!”

Constraints:

• 1 <= s.length <= 100
• s consists of characters with ASCII values in the range [33, 122].
• s does not contain '\"' or '\\'.

Constructor Summary

Constructors

Constructor	Description
Solution()

Method Summary

Modifier and Type	Method	Description
String	reverseOnlyLetters(String s)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Solution

public Solution()

Method Detail

reverseOnlyLetters

public String reverseOnlyLetters(String s)