Instructions
You'll get one input string formatted as '[cookie],[cookie jar]'. Return the sum of the starting index number of the
cookie in the cookie jar and the ending index number of the cookie in the cookie jar.
Sample Test Cases
Regular Cookie
value1 10000101,100001111000010110100001
output 23
Big Cookie
value1 1010100100110110,1111010000011111111000111010100100110110
output 63