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]: [-57, -27, -20, 4, -82, 58, -39, 92, 64, -68, -21]
[A]: [-42.0, -23.5, -8.0, -39.0, -12.0, 9.5, 26.5, 78.0, -2.0, -44.5]


[Q]: [92, -24, -56, -81, 53, 60, 5, -82, -14, -26, -31, -83, 17]
[A]: [34.0, -40.0, -68.5, -14.0, 56.5, 32.5, -38.5, -48.0, -20.0, -28.5, -57.0, -33.0]


[Q]: [-95, 96, 96, -89, -79, 36, -14, 29, 91, 16, -64, -57]
[A]:
[0.5, 96.0, 3.5, -84.0, -21.5, 11.0, 7.5, 60.0, 53.5, -24.0, -60.5]