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:
[43, 84]

Ex Output:
[63.5]


Ex Input:
[-29, 34, -11, 98, 25, -39, -90, -37, 3, -14, -33, 41]

Ex Output:
[2.5, 11.5, 43.5, 61.5, -7.0, -64.5, -63.5, -17.0, -5.5, -23.5, 4.0]


Ex Input:
[48, 28, 45, -88, -9, 81, -75, 27, -18, 4, 89, -65, -25]

Ex Output:

[38.0, 36.5, -21.5, -48.5, 36.0, 3.0, -24.0, 4.5, -7.0, 46.5, 12.0, -45.0]