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: [-78, -89, -72, 90, -85, -78, -35]

Output: [-83.5, -80.5, 9.0, 2.5, -81.5, -56.5]


Input: Consider Input: [53, 13, 15]

Output: [33.0, 14.0]


Input: Consider Input: [56, 92, 40, 63, 42, 60, 9, 72, 82, 90, 93]


Output: [74.0, 66.0, 51.5, 52.5, 51.0, 34.5, 40.5, 77.0, 86.0, 91.5]