Dsa Strings Hard

Reverse Vowels in a Sentence

Given a string sentence, reverse only the vowels in it. Vowels are 'a', 'e', 'i', 'o', 'u' (either case). For example, Input: 'The quick brown fox jumps over the lazy dog' Output: 'The qick brawn fox jamps uver thi lezy dog'

Key concepts

stringstwo-pointerin-place

Practise this out loud — free

Start a mock interview on THIS exact question — a voice AI interviewer opens with it, pushes back like a real onsite, then hands you an instant scorecard.

🎙 Practise this question now

Part of Praxari's verified interview question bank. We show the prompt and concepts to practise with — never a copy-paste solution.