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:
[91, 59, -89, 14, 21, 70, 96, -3, -72, 0, -96, -92, -70]

Ex Output:
[75.0, -15.0, -37.5, 17.5, 45.5, 83.0, 46.5, -37.5, -36.0, -48.0, -94.0, -81.0]


Ex Input:
[7, -10, -55, 26, -43, 13, 16, -100, 57, 71, 98, -89, 35]

Ex Output:
[-1.5, -32.5, -14.5, -8.5, -15.0, 14.5, -42.0, -21.5, 64.0, 84.5, 4.5, -27.0]


Ex Input:
[55, 25, 80, 36, -7, -47, 0, -65, -61, 35, -40, -45]

Ex Output:

[40.0, 52.5, 58.0, 14.5, -27.0, -23.5, -32.5, -63.0, -13.0, -2.5, -42.5]