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| class Solution:
def halvesAreAlike(self, s: str) -> bool:
vowels = set('aeiouAEIOU')
half_length = len(s) // 2
a = s[:half_length]
b = s[half_length:]
# Initialize vowel counters
vowels_in_a = 0
vowels_in_b = 0
# Count vowels in the first half
for char in a:
if char in vowels:
vowels_in_a += 1
# Count vowels in the second half
for char in b:
if char in vowels:
vowels_in_b += 1
# Return True if both halves have the same number of vowels
return vowels_in_a == vowels_in_b
|