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: [1, -27, 100, -100, -52, -57, 25, -14, -46, 81]

Output: [-13.0, 36.5, 0.0, -76.0, -54.5, -16.0, 5.5, -30.0, 17.5]


Input: Consider Input: [-29, 30, -85, 70, 5, -41]

Output: [0.5, -27.5, -7.5, 37.5, -18.0]


Input: Consider Input: [-19, -45, 87, 90]


Output: [-32.0, 21.0, 88.5]