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:
[-82, -95, -100, -88]

Ex Output:
[-88.5, -97.5, -94.0]


Ex Input:
[58, -15]

Ex Output:
[21.5]


Ex Input:
[-100, -19, 17, -98, 91, 35, 23, -98, 72, 2, -50, 21, 51, 44]

Ex Output:

[-59.5, -1.0, -40.5, -3.5, 63.0, 29.0, -37.5, -13.0, 37.0, -24.0, -14.5, 36.0, 47.5]