Count Vowels In A String

Count the number of vowels in a given string.

Easy12/15/2023

Problem statement

Write a program that takes a string and returns the count of vowels (a, e, i, o, u, y) in the string. The string will contain only lowercase letters and no spaces.

Problem leaderboard

#	Size	%	Users
#1	33 c.	Top 39%	+23
#2	35 c.	Top 56%	+5
#3	36 c.	Top 64%
#4	37 c.	Top 65%
#5	38 c.	Top 74%
#6	39 c.	Top 76%
#7	40 c.	Top 78%
#8	43 c.	Top 79%
#9	45 c.	Top 80%
#10	47 c.	Top 82%
#11	50 c.	Top 85%
#12	51 c.	Top 86%
#13	53 c.	Top 87%
#14	55 c.	Top 89%
#15	56 c.	Top 91%
#16	60 c.	Top 92%
#17	69 c.	Top 93%
#18	70 c.	Top 94%
#19	83 c.	Top 95%
#20	91 c.	Top 96%
#21	179 c.	Top 98%
#22	197 c.	Top 99%
#23	357 c.	Top 100%