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:
[88, -50, 54, -93, 90, -52, 76, -38, 99, 94, -77, -100, -94]

Ex Output:
[19.0, 2.0, -19.5, -1.5, 19.0, 12.0, 19.0, 30.5, 96.5, 8.5, -88.5, -97.0]


Ex Input:
[-16, -7, -2, 3, 84, -53, 9, 30, -67, 44, -42, 99]

Ex Output:
[-11.5, -4.5, 0.5, 43.5, 15.5, -22.0, 19.5, -18.5, -11.5, 1.0, 28.5]


Ex Input:
[92, -78, 86, -73, 96]

Ex Output:

[7.0, 4.0, 6.5, 11.5]