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: [-9, 97, -37]

Output: [44.0, 30.0]


Input: Consider Input: [92, 67, -53, -97, -65, -21, 0, 24, -83, 50, 17, 76, -45]

Output: [79.5, 7.0, -75.0, -81.0, -43.0, -10.5, 12.0, -29.5, -16.5, 33.5, 46.5, 15.5]


Input: Consider Input: [53, -14, 74, -1, -98, 31, -26, 21, 41, -87, 14, 46]


Output: [19.5, 30.0, 36.5, -49.5, -33.5, 2.5, -2.5, 31.0, -23.0, -36.5, 30.0]