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:
[6, 12, 68, 37, 39, 100, -48]

Ex Output:
[9.0, 40.0, 52.5, 38.0, 69.5, 26.0]


Ex Input:
[-65, 28, -98, -54, 37, -51]

Ex Output:
[-18.5, -35.0, -76.0, -8.5, -7.0]


Ex Input:
[-26, 6, 100, -31, 29, 46, -80, 70]

Ex Output:

[-10.0, 53.0, 34.5, -1.0, 37.5, -17.0, -5.0]