Swift string count() vs NSString .length not equal - Stack Overflow
How to correctly count the number of characters of a string - Meziantou's blog
String Length
Count The Letters In A String | C Programming Example - YouTube
Rolling Wheel Counter, 1 Pack 5 Digits 0-9999.9 Mechanical Length Counter Max Speed 350RPM Grey Reset with Rolling Wheel for Record of Weaving, Plastic Film, Leather, etc, Measuring Wheels - Amazon Canada
python program to count the strings length is 2 or more and the first and last character are same - YouTube