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]: [-26, -40, -22, -65, -61, 16, 26, 51, -24]
[A]: [-33.0, -31.0, -43.5, -63.0, -22.5, 21.0, 38.5, 13.5]


[Q]: [33, -44]
[A]: [-5.5]


[Q]: [-50, 83, 24, -83, 74, 25, 12, 80, -91, 97, -83, 22, -68, -75, 66]
[A]:
[16.5, 53.5, -29.5, -4.5, 49.5, 18.5, 46.0, -5.5, 3.0, 7.0, -30.5, -23.0, -71.5, -4.5]