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]: [-89, 83, 0, -53]
[A]: [-3.0, 41.5, -26.5]


[Q]: [-77, -57, 89, 67, -3, 6, 76]
[A]: [-67.0, 16.0, 78.0, 32.0, 1.5, 41.0]


[Q]: [45, -19, 55, 44, -56, -37, -2, -81, 24, 45, 56, 97, -73, 84]
[A]:
[13.0, 18.0, 49.5, -6.0, -46.5, -19.5, -41.5, -28.5, 34.5, 50.5, 76.5, 12.0, 5.5]