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: [-63, 22, 66, -25, 21, -32, -57, -66, 50, -82, 29]

SOLUTION: [-20.5, 44.0, 20.5, -2.0, -5.5, -44.5, -61.5, -8.0, -16.0, -26.5]

PROBLEM: [42, 42, 0, -99, -11, 17, -42, -72]

SOLUTION: [42.0, 21.0, -49.5, -55.0, 3.0, -12.5, -57.0]

PROBLEM: [-82, -15, -16, -3, 93, -84, 34, -59, 45, -32]

SOLUTION:
[-48.5, -15.5, -9.5, 45.0, 4.5, -25.0, -12.5, -7.0, 6.5]