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: [53, 7, 83, -99]

Output: [30.0, 45.0, -8.0]


Input: Consider Input: [-73, -25, -81, 3, 49, -56, 5, -90, -83, -48, 47]

Output: [-49.0, -53.0, -39.0, 26.0, -3.5, -25.5, -42.5, -86.5, -65.5, -0.5]


Input: Consider Input: [-7, 14, -88, 16, 63, -40, 16, 60, 30, 39]


Output: [3.5, -37.0, -36.0, 39.5, 11.5, -12.0, 38.0, 45.0, 34.5]