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: [27, -78, -59, -24, 69, -13, 27, 48, -2, -82, 23, 13, 19, 7]

Output: [-25.5, -68.5, -41.5, 22.5, 28.0, 7.0, 37.5, 23.0, -42.0, -29.5, 18.0, 16.0, 13.0]


Input: Consider Input: [97, -97, 10]

Output: [0.0, -43.5]


Input: Consider Input: [97, 98, -67]


Output: [97.5, 15.5]