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]: [7, -23]
[A]: [-8.0]


[Q]: [-65, 28, -98, -54, 37, -51]
[A]: [-18.5, -35.0, -76.0, -8.5, -7.0]


[Q]: [33, 54, 80, 61, 21, -15, -56, 51, 23, 60, 84, 99, 54, -71]
[A]:
[43.5, 67.0, 70.5, 41.0, 3.0, -35.5, -2.5, 37.0, 41.5, 72.0, 91.5, 76.5, -8.5]