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: [-22, -85]

Output: [-53.5]


Input: Consider Input: [-68, 93, -7, 31, -45, -70, -28, 78]

Output: [12.5, 43.0, 12.0, -7.0, -57.5, -49.0, 25.0]


Input: Consider Input: [62, 34, -32, 1]


Output: [48.0, 1.0, -15.5]