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]: [19, -40, -19, 7, 57, 87, -71, 17, 29, 60, 14, 61, 10, 71, 93]
[A]: [-10.5, -29.5, -6.0, 32.0, 72.0, 8.0, -27.0, 23.0, 44.5, 37.0, 37.5, 35.5, 40.5, 82.0]


[Q]: [9, 43, 32, 49, 89, -91, -51, -62, 48, -80, -25, -35, 27, -12]
[A]: [26.0, 37.5, 40.5, 69.0, -1.0, -71.0, -56.5, -7.0, -16.0, -52.5, -30.0, -4.0, 7.5]


[Q]: [-68, 32, 31, -31, -34, -17, 29, 70, -44, 4]
[A]:
[-18.0, 31.5, 0.0, -32.5, -25.5, 6.0, 49.5, 13.0, -20.0]