Reverse vowels in a given string
Problem
Given a string, your task is to reverse only the vowels of string.
Example:
Input : hello
Output : holle
Input : hello world
Output : hollo werld
Time Limit: 5
Memory Limit: 256
Source Limit:
Given a string, your task is to reverse only the vowels of string.
Example:
Input : hello
Output : holle
Input : hello world
Output : hollo werld
