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:
[-29, 30, -85, 70, 5, -41]

Ex Output:
[0.5, -27.5, -7.5, 37.5, -18.0]


Ex Input:
[18, -10, 28, 29, -23, 98]

Ex Output:
[4.0, 9.0, 28.5, 3.0, 37.5]


Ex Input:
[82, 95, 49, -63, -81, -46, 35, -53, -58, -27]

Ex Output:

[88.5, 72.0, -7.0, -72.0, -63.5, -5.5, -9.0, -55.5, -42.5]