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].

[Q]: [-9, 16, 56, 44, 37, -82, -63]
[A]: [3.5, 36.0, 50.0, 40.5, -22.5, -72.5]


[Q]: [72, -80]
[A]: [-4.0]


[Q]: [71, -99, -96, -94, -99, -36, -78, -73, 33]
[A]:
[-14.0, -97.5, -95.0, -96.5, -67.5, -57.0, -75.5, -20.0]