instruction:
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].
question:
[63, 44, -32, 39, -3, 79, 76, -74, 57, -73, -42]
answer:
[53.5, 6.0, 3.5, 18.0, 38.0, 77.5, 1.0, -8.5, -8.0, -57.5]


question:
[-12, -89]
answer:
[-50.5]


question:
[-68, 93, -7, 31, -45, -70, -28, 78]
answer:

[12.5, 43.0, 12.0, -7.0, -57.5, -49.0, 25.0]