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:
[-9, 97, -37]

Ex Output:
[44.0, 30.0]


Ex Input:
[24, 45, -50, 2, -75, -84, 83, -44, 89, -50, -65, 23, 94]

Ex Output:
[34.5, -2.5, -24.0, -36.5, -79.5, -0.5, 19.5, 22.5, 19.5, -57.5, -21.0, 58.5]


Ex Input:
[81, 11, -16, 64, -38, 97, -70, -83]

Ex Output:

[46.0, -2.5, 24.0, 13.0, 29.5, 13.5, -76.5]


