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: [52, -7, -11, 69]

Output: [22.5, -9.0, 29.0]


Input: Consider Input: [-25, 29, 0, -66, -92, 11, -89, -35, 80, -69, 81, -69]

Output: [2.0, 14.5, -33.0, -79.0, -40.5, -39.0, -62.0, 22.5, 5.5, 6.0, 6.0]


Input: Consider Input: [51, -50, -2, 60, 51, 48, 76, -52, -64, -71, -2]


Output: [0.5, -26.0, 29.0, 55.5, 49.5, 62.0, 12.0, -58.0, -67.5, -36.5]