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:
[-96, 48, 22, 48, -28, -9, -43, -75, -18, 57, -25, 55, 71, 42, 1]

Ex Output:
[-24.0, 35.0, 35.0, 10.0, -18.5, -26.0, -59.0, -46.5, 19.5, 16.0, 15.0, 63.0, 56.5, 21.5]


Ex Input:
[27, -75, 71, -18, -67, -62, 95, 3, 10]

Ex Output:
[-24.0, -2.0, 26.5, -42.5, -64.5, 16.5, 49.0, 6.5]


Ex Input:
[51, 29, 17, -5, 13, 68, -39]

Ex Output:

[40.0, 23.0, 6.0, 4.0, 40.5, 14.5]