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]: [-45, 34]
[A]: [-5.5]


[Q]: [-96, -42, -34, 57, -47, -54, 40, 97, 16, -76, -31, -24, 25, 81, -7]
[A]: [-69.0, -38.0, 11.5, 5.0, -50.5, -7.0, 68.5, 56.5, -30.0, -53.5, -27.5, 0.5, 53.0, 37.0]


[Q]: [29, 59, -37, -36, 79, 79, 88, -16, -23]
[A]:
[44.0, 11.0, -36.5, 21.5, 79.0, 83.5, 36.0, -19.5]