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: [21, 0, 32, 60, 36, -98, -33, 36, 23]

Output: [10.5, 16.0, 46.0, 48.0, -31.0, -65.5, 1.5, 29.5]


Input: Consider Input: [83, -11, 38]

Output: [36.0, 13.5]


Input: Consider Input: [92, 36, -22, 7, -1, 0, 6, 1]


Output: [64.0, 7.0, -7.5, 3.0, -0.5, 3.0, 3.5]