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: [89, -29, -43, 99, -63, -80, -73, -50, -58]

Output: [30.0, -36.0, 28.0, 18.0, -71.5, -76.5, -61.5, -54.0]


Input: Consider Input: [23, -1, 90, 56, -44]

Output: [11.0, 44.5, 73.0, 6.0]


Input: Consider Input: [68, 12, -35, -27, -51]


Output: [40.0, -11.5, -31.0, -39.0]