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: [97, -97, 10]

Output: [0.0, -43.5]


Input: Consider Input: [34, 32, -21, -70, 38, 7, -25]

Output: [33.0, 5.5, -45.5, -16.0, 22.5, -9.0]


Input: Consider Input: [-46, 5, -80, -30, -44, 69, -10, -37, -10, 35, -18, -74, -85]


Output: [-20.5, -37.5, -55.0, -37.0, 12.5, 29.5, -23.5, -23.5, 12.5, 8.5, -46.0, -79.5]