 
 func convertIntToCharacter(_ int: Int) -> Character {
     
-    for (index, char) in alphabetString.characters.enumerated() {
+    for (index, char) in alphabetString.enumerated() {
         if index == int {
             return char
         }

        let toNumber = end.asNumber()
        
        let interpolated = Double(fromNumber).lerp(t: t, end: Double(toNumber))
        return String(number: Int(interpolated), length: self.characters.count)
    }
    
    init(number: Int, length: Int) {


func convertCharacterToInt(_ character: Character) -> Int {
    
    for (index, char) in alphabetString.enumerated() {
        if char == character {
            return index
        }
