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: [11, 88]

SOLUTION: [49.5]

PROBLEM: [-91, -78, 53, -38, 45, 29, -19, -92, 27, 4, -81, 84, 99, -28]

SOLUTION:
[-84.5, -12.5, 7.5, 3.5, 37.0, 5.0, -55.5, -32.5, 15.5, -38.5, 1.5, 91.5, 35.5]