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: [1, -85]

Output: [-42.0]


Input: Consider Input: [6, 81, 44, 22]

Output: [43.5, 62.5, 33.0]


Input: Consider Input: [14, -82, -31, -31, 65, -14, -89, -92, 80]


Output: [-34.0, -56.5, -31.0, 17.0, 25.5, -51.5, -90.5, -6.0]