Percentage of letter in string
January 16, 2023
array-and-hashmapProblem URL: Percentage of letter in string
We will count the number of occurance of the letter in the string, and then calculate the percentage of the given letter.
class Solution:
def percentageLetter(self, s: str, letter: str) -> int:
return int((s.count(letter) / len(s)) * 100)
Time complexity: O(n)
, n is the length of the string.
Space complexity: O(1)