leetpycode/easy/counting_words_with_a_given_prefix.py

14 lines
344 B
Python

# https://leetcode.com/problems/counting-words-with-a-given-prefix
from typing import List
class Solution:
def prefixCount(self, words: List[str], pref: str) -> int:
result = 0
l = len(pref)
for word in words:
if len(word) >= l and word[:l] == pref:
result += 1
return result