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:
[-93, 99, -27, -69, -48]

Ex Output:
[3.0, 36.0, -48.0, -58.5]


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:
[21, 70, -52, 62, -5, 89, 85, -47, -3, 1, -95, 20, -7, 96, -58]

Ex Output:

[45.5, 9.0, 5.0, 28.5, 42.0, 87.0, 19.0, -25.0, -1.0, -47.0, -37.5, 6.5, 44.5, 19.0]