2128. Reverse Prefix of Word
My accepted Python solution to LeetCode problem 2128, Reverse Prefix of Word, running in 0ms.
- Difficulty: Easy
- Python
- Runtime 0ms
- Memory 17.5MB
- Updated
Read the problem on LeetCode View on GitHub
The problem statement is LeetCode’s and stays on their site. What follows is my accepted solution.
Python
Accepted on LeetCode — runtime 0ms, memory 17.5MB, accepted 2025-12-29.
class Solution:
def reversePrefix(self, word: str, ch: str) -> str:
idx = word.find(ch)
if idx == -1:
return word
return word[:idx+1][::-1] + word[idx+1:]