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, 77, -32, 13, 97, -13, 29, -86, -44, -100]

Ex Output:
[35.5, 22.5, -9.5, 55.0, 42.0, 8.0, -28.5, -65.0, -72.0]


Ex Input:
[-54, -41, 62, -97, 75, 85, -38, -11, 99, -77, 36]

Ex Output:
[-47.5, 10.5, -17.5, -11.0, 80.0, 23.5, -24.5, 44.0, 11.0, -20.5]


Ex Input:
[67, 60, -38, 42, 91, -97, 52, -24, 3, 90, -79, 23, -48]

Ex Output:

[63.5, 11.0, 2.0, 66.5, -3.0, -22.5, 14.0, -10.5, 46.5, 5.5, -28.0, -12.5]