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]: [43, 84]
[A]: [63.5]


[Q]: [40, -94, 40, -52, -80]
[A]: [-27.0, -27.0, -6.0, -66.0]


[Q]: [-33, -32, -34, -73, -21, 100, 31, -100, -67, -78, -70]
[A]:
[-32.5, -33.0, -53.5, -47.0, 39.5, 65.5, -34.5, -83.5, -72.5, -74.0]