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: [91, -52, -63, 41]

Output: [19.5, -57.5, -11.0]


Input: Consider Input: [30, 4, 19, 28, -28, 81, 78, -64, -4, 6, -33, 44, -76]

Output: [17.0, 11.5, 23.5, 0.0, 26.5, 79.5, 7.0, -34.0, 1.0, -13.5, 5.5, -16.0]


Input: Consider Input: [-49, -26, -50, -5, -69, -4, -43, 92]


Output: [-37.5, -38.0, -27.5, -37.0, -36.5, -23.5, 24.5]