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: [60, 88]

Output: [74.0]


Input: Consider Input: [42, 42, 0, -99, -11, 17, -42, -72]

Output: [42.0, 21.0, -49.5, -55.0, 3.0, -12.5, -57.0]


Input: Consider Input: [-78, -17, -73, -7, 70, -8, -28]


Output: [-47.5, -45.0, -40.0, 31.5, 31.0, -18.0]