def outputFibN():
    validSelection = False
    fibSelect = int(input('Enter a position in the Fibonnachi series to extract: '))
    while (not validSelection):
        select = input('For the simple fibonnachi algorithm enter (s), for the extended algorithm press (e), if you want a list until... ')
        if (select == 'e'):
            print('The', fibSelect, '° Fibonnachi number is: ', getFibNExt(fibSelect))
            validSelection = True
        elif (select == 's'):
            print('The', fibSelect, '° Fibonnachi number is: ', getFibNSimp(fibSelect))
            validSelection = True
        else:
            validSelection = False
            print('Invalid selection, please press (e) for the extended algorithm or (s) for the simple algorithm.')
def outputFibN():
    validSelection = False
    fibSelect = int(input('Enter a position in the Fibonnachi series to extract: '))
    while (not validSelection):
        select = input('For the simple fibonnachi algorithm enter (s), for the extended algorithm press (e), if you want a list until... ')
        if (select == 'e'):
            print('The', fibSelect, '° Fibonnachi number is: ', getFibNExt(fibSelect))
            validSelection = True
        elif (select == 's'):
            print('The', fibSelect, '° Fibonnachi number is: ', getFibNSimp(fibSelect))
            validSelection = True
        else:
            validSelection = False
            print('Invalid selection, please press (e) for the extended algorithm or (s) for the simple algorithm.')