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:
[-58, -80, -97, 53, -11, -86, -29]

Ex Output:
[-69.0, -88.5, -22.0, 21.0, -48.5, -57.5]


Ex Input:
[14, 49, -88, 85, 79, 93, -16, 66, -35, 14, 40, 38, -9]

Ex Output:
[31.5, -19.5, -1.5, 82.0, 86.0, 38.5, 25.0, 15.5, -10.5, 27.0, 39.0, 14.5]


Ex Input:
[1, -54, 44, 24, 82, -84, 85, 42, 79]

Ex Output:

[-26.5, -5.0, 34.0, 53.0, -1.0, 0.5, 63.5, 60.5]