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, -25, 16, 74, -18]
[A]: [-9.0, -4.5, 45.0, 28.0]


[Q]: [-96, 48, 22, 48, -28, -9, -43, -75, -18, 57, -25, 55, 71, 42, 1]
[A]: [-24.0, 35.0, 35.0, 10.0, -18.5, -26.0, -59.0, -46.5, 19.5, 16.0, 15.0, 63.0, 56.5, 21.5]


[Q]: [-53, 31, 52]
[A]:
[-11.0, 41.5]