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:
[-85, 25, 90, -97, -97, -76, 66, -96]

Ex Output:
[-30.0, 57.5, -3.5, -97.0, -86.5, -5.0, -15.0]


Ex Input:
[-42, -27, -37, -63, 89, -61, -68]

Ex Output:
[-34.5, -32.0, -50.0, 13.0, 14.0, -64.5]


Ex Input:
[-65, -41]

Ex Output:

[-53.0]