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: [-70, -94]

Output: [-82.0]


Input: Consider Input: [-20, 14, -87, -33, 67, 72, 53, -14, -13, 13, -44]


Output: [-3.0, -36.5, -60.0, 17.0, 69.5, 62.5, 19.5, -13.5, 0.0, -15.5]