TASK DEFINITION: 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].
PROBLEM: [-1, -95, 61, -8, 6, 98, 96, -32, 66, 44, -23, -90]

SOLUTION: [-48.0, -17.0, 26.5, -1.0, 52.0, 97.0, 32.0, 17.0, 55.0, 10.5, -56.5]

PROBLEM: [31, -43]

SOLUTION: [-6.0]

PROBLEM: [50, -44, 28, -23, 21, 22, -55, -93, 77, 21, 78, -8]

SOLUTION:
[3.0, -8.0, 2.5, -1.0, 21.5, -16.5, -74.0, -8.0, 49.0, 49.5, 35.0]