In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].

Input: Consider Input: [87, 34, 59, -97, -67, -71, -28, -51, 56]

Output: [60.5, 46.5, -19.0, -82.0, -69.0, -49.5, -39.5, 2.5]


Input: Consider Input: [-44, -27, 29, 71, 76, 17, -66, -81]

Output: [-35.5, 1.0, 50.0, 73.5, 46.5, -24.5, -73.5]


Input: Consider Input: [99, 40, -35, -100, 4, 60, 1, 27]


Output: [69.5, 2.5, -67.5, -48.0, 32.0, 30.5, 14.0]