If u put any number it WILL say "It is a valid number :)" but..............if u answer things like 2.34 or 45.32 or any kind of thing like that it will say "It is not a valid number , the closest digits are (the floor of that thing) and (the ceiling of that thing oOoOoOoOoOoOoOoOh Is ThAt ThE sCrAtCh CeNtEr?
GIMME CREDIT IF U USE OR ELSE....