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:
[60, 91, 22, -94, -97, -3, -34, -62, -88, -42, 22, -93, -33, -19]

Ex Output:
[75.5, 56.5, -36.0, -95.5, -50.0, -18.5, -48.0, -75.0, -65.0, -10.0, -35.5, -63.0, -26.0]


Ex Input:
[-39, -78, -10, -56, 67, 4, 97, 31]

Ex Output:
[-58.5, -44.0, -33.0, 5.5, 35.5, 50.5, 64.0]


Ex Input:
[-61, 94, -35, -58, 25, 40, 80]

Ex Output:

[16.5, 29.5, -46.5, -16.5, 32.5, 60.0]