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, -72, 28, 71, -20, 47, 3, 68]

Output: [-9.5, -22.0, 49.5, 25.5, 13.5, 25.0, 35.5]


Input: Consider Input: [68, -66]

Output: [1.0]


Input: Consider Input: [-77, -45, -42, -79, -72, -47, 65, -43, 34]


Output: [-61.0, -43.5, -60.5, -75.5, -59.5, 9.0, 11.0, -4.5]