fibonacci n o Type: int -> int Description: Returns the nth term of the fibonacci sequence. Assumptions: n is non-negative, and we will not test your code for integer overflow cases. Examples: 0 fibonacci 0 = 0 fibonacci 1 = 1 fibonacci 3 = 2 fibonacci 6 = 8 pow xp Type: int -> int -> int Description: Returns x raised to the power p. Assumptions: p is non-negative, and we will not test your code for integer overflow cases. Examples: pow 3 1 = 3 pow 3 2 = 9 pow (-3) 3 = -27