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]: [53, -72, 28, 71, -20, 47, 3, 68]
[A]: [-9.5, -22.0, 49.5, 25.5, 13.5, 25.0, 35.5]


[Q]: [60, 88]
[A]: [74.0]


[Q]: [8, 80, 0, 28, 25, 41, -40, -9, 19, 74, 67, 26, 8, 83]
[A]:
[44.0, 40.0, 14.0, 26.5, 33.0, 0.5, -24.5, 5.0, 46.5, 70.5, 46.5, 17.0, 45.5]