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: [-100, -100, -39, 13, 24, -2, 77, 37, -20, -38, 18, 55]

SOLUTION: [-100.0, -69.5, -13.0, 18.5, 11.0, 37.5, 57.0, 8.5, -29.0, -10.0, 36.5]

PROBLEM: [79, 93, 22, -12, 60, -51, 71, -59, -27, -43, -31, 60, -55]

SOLUTION: [86.0, 57.5, 5.0, 24.0, 4.5, 10.0, 6.0, -43.0, -35.0, -37.0, 14.5, 2.5]

PROBLEM: [-4, -77, -2, 92, -48]

SOLUTION:
[-40.5, -39.5, 45.0, 22.0]