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: [28, -83, -37, -51]

Output: [-27.5, -60.0, -44.0]


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: [-37, -93, -61, 76, 48, 97, 98, 47, -88, 56, 44, 48, -63, -37, 22]


Output: [-65.0, -77.0, 7.5, 62.0, 72.5, 97.5, 72.5, -20.5, -16.0, 50.0, 46.0, -7.5, -50.0, -7.5]