def fibonnaci (n):
    result = ""
    a = 0
    b = 1
    if n==1:
        return "0"
    elif n==2:
        return "0, 1"
    else:
        result += str(a) + ", " + str(b) + ", "
        for i in range(n-2):
            a = a+b
            a,b = b,a
            result += str(b) + ", "
        return result
print(fibonnaci(10)[:-2])