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: [-5, 81, 50, -12, 34, 99, -50, -91, -12, 2, 97, 2, -16, 79]

SOLUTION: [38.0, 65.5, 19.0, 11.0, 66.5, 24.5, -70.5, -51.5, -5.0, 49.5, 49.5, -7.0, 31.5]

PROBLEM: [-68, -54, 55]

SOLUTION: [-61.0, 0.5]

PROBLEM: [-42, -41, -19, 28, -41, 60, 53, -93, 33, 9]

SOLUTION:
[-41.5, -30.0, 4.5, -6.5, 9.5, 56.5, -20.0, -30.0, 21.0]