Alphabet Symmetry

Determines the number of letters in a word that match their alphabetical position.

Easy1/4/2024

Problem statement

Given a string, return the number of letters in the string that match their alphabetical position. For example, given the string "aoc", return 2 since "a" and "c" appear in the string at positions 1 and 3, respectively.

Problem leaderboard

#	Size	%
#1	47 c.	Top 26%
#2	48 c.	Top 34%
#3	49 c.	Top 40%
#4	50 c.	Top 43%
#5	52 c.	Top 51%
#6	53 c.	Top 60%
#7	54 c.	Top 77%
#8	56 c.	Top 83%
#9	57 c.	Top 91%
#10	60 c.	Top 94%
#11	61 c.	Top 97%
#12	836 c.	Top 100%