One algorithm could be (after it is determined, that length difference is 1) : "iterate over strings characters pairwise, if pair characters are not equal, if shorter string character in pair is not equal to next character of longer string then strings are non-identical"
I'm not 'in'-sane. Indeed, I am so far 'out' of sane that you appear a tiny blip on the distant coast of sanity. Bucky Katt, Get Fuzzy
Da Bishop: There's a dead bishop on the landing. I don't know who keeps bringing them in here. ....but society is to blame.
Da Bishop: There's a dead bishop on the landing. I don't know who keeps bringing them in here. ....but society is to blame.