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:
[-13, 97, -60, -24, 6, 8, -89, -98, 20, -76]

Ex Output:
[42.0, 18.5, -42.0, -9.0, 7.0, -40.5, -93.5, -39.0, -28.0]


Ex Input:
[42, 51, 60, 17, 32, -27, -48, -88, 12, 42, 79, 62]

Ex Output:
[46.5, 55.5, 38.5, 24.5, 2.5, -37.5, -68.0, -38.0, 27.0, 60.5, 70.5]


Ex Input:
[44, 85, 40, 93]

Ex Output:

[64.5, 62.5, 66.5]