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].

Input: Consider Input: [75, 87, -2, 42, -20, -50, 51]

Output: [81.0, 42.5, 20.0, 11.0, -35.0, 0.5]


Input: Consider Input: [30, -51, 47]

Output: [-10.5, -2.0]


Input: Consider Input: [30, 90, -57, 24, -50, 29, 46, -62, -38, 96]


Output: [60.0, 16.5, -16.5, -13.0, -10.5, 37.5, -8.0, -50.0, 29.0]