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: [-64, -46, 21, -97, -86]

Output: [-55.0, -12.5, -38.0, -91.5]


Input: Consider Input: [-9, 16, 56, 44, 37, -82, -63]

Output: [3.5, 36.0, 50.0, 40.5, -22.5, -72.5]


Input: Consider Input: [-7, 45, 89]


Output: [19.0, 67.0]