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: [5, 5]

Output: [5.0]


Input: Consider Input: [91, 59, -89, 14, 21, 70, 96, -3, -72, 0, -96, -92, -70]

Output: [75.0, -15.0, -37.5, 17.5, 45.5, 83.0, 46.5, -37.5, -36.0, -48.0, -94.0, -81.0]


Input: Consider Input: [-50, 66, -98, -47, -11]


Output: [8.0, -16.0, -72.5, -29.0]