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].

Ex Input:
[-85, 25, 90, -97, -97, -76, 66, -96]

Ex Output:
[-30.0, 57.5, -3.5, -97.0, -86.5, -5.0, -15.0]


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

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


Ex Input:
[39, -39, -93, 58, 11, -66, 82]

Ex Output:

[0.0, -66.0, -17.5, 34.5, -27.5, 8.0]