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]: [59, -19, -85]
[A]: [20.0, -52.0]


[Q]: [-23, 63, -6, 66, -53, 18, -45]
[A]: [20.0, 28.5, 30.0, 6.5, -17.5, -13.5]


[Q]: [92, 93, -94, -27, 10, -97, 94, 100, -2, 1, -12]
[A]:
[92.5, -0.5, -60.5, -8.5, -43.5, -1.5, 97.0, 49.0, -0.5, -5.5]