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]: [-18, 63, 49, 17, 1]
[A]: [22.5, 56.0, 33.0, 9.0]


[Q]: [55, -82, 13, 11, -14, 17]
[A]: [-13.5, -34.5, 12.0, -1.5, 1.5]


[Q]: [48, 58, 65, 18, -32, -75, 21, 66, -58, 63, -16, 60, -56]
[A]:
[53.0, 61.5, 41.5, -7.0, -53.5, -27.0, 43.5, 4.0, 2.5, 23.5, 22.0, 2.0]