because if you do a list like [ "1" , "3" ] and do a list to [ "1" , "4" ]
you will see that string "1" are in the two then that is 50%
if the the 3 was 4 then the result would be 100%

Language: C++
Can someone explain why the result is 50% on the first test and not 25%?
tester(13,14,"50%");