getNumericValue
that takes a string and returns its numerical value.sum
to 0.sum
by 10 and add the difference between the character and 'a'.sum
as the numerical value of the string.isSumEqual
function, call getNumericValue
for firstWord
, secondWord
, and targetWord
.firstWord
and secondWord
equals the numerical value of targetWord
.true
if they are equal, otherwise return false
.