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:
[76, -70, 13, 17, 80, 21, 62]

Ex Output:
[3.0, -28.5, 15.0, 48.5, 50.5, 41.5]


Ex Input:
[-8, -54, 31, -40, 58, -2, 45, -86, -62, -14, 94]

Ex Output:
[-31.0, -11.5, -4.5, 9.0, 28.0, 21.5, -20.5, -74.0, -38.0, 40.0]


Ex Input:
[32, -62, -68, -75, -34, -42, -57]

Ex Output:

[-15.0, -65.0, -71.5, -54.5, -38.0, -49.5]