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: [59, -19, -85]

Output: [20.0, -52.0]


Input: Consider Input: [7, -10, -55, 26, -43, 13, 16, -100, 57, 71, 98, -89, 35]

Output: [-1.5, -32.5, -14.5, -8.5, -15.0, 14.5, -42.0, -21.5, 64.0, 84.5, 4.5, -27.0]


Input: Consider Input: [-13, 70, 100, 9, -61, 78, -55]


Output: [28.5, 85.0, 54.5, -26.0, 8.5, 11.5]