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: [-12, -11, -13, 37, 73, -7, -15, 62, 1, 5, 93, -30, 21, 29, 99]

Output: [-11.5, -12.0, 12.0, 55.0, 33.0, -11.0, 23.5, 31.5, 3.0, 49.0, 31.5, -4.5, 25.0, 64.0]


Input: Consider Input: [43, -57]

Output: [-7.0]


Input: Consider Input: [43, 55, 69, 87, 29, 71, 100, -14, 17, 6, -41]


Output: [49.0, 62.0, 78.0, 58.0, 50.0, 85.5, 43.0, 1.5, 11.5, -17.5]