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].

Ex Input:
[41, 85, 88, 99, -25, -32, -62, -9, -46, -89]

Ex Output:
[63.0, 86.5, 93.5, 37.0, -28.5, -47.0, -35.5, -27.5, -67.5]


Ex Input:
[-21, 12, 53, 49, 2, -54, -28, 8, -77, 27, -33]

Ex Output:
[-4.5, 32.5, 51.0, 25.5, -26.0, -41.0, -10.0, -34.5, -25.0, -3.0]


Ex Input:
[-24, -15, -9, -55, -61, -95, 21]

Ex Output:

[-19.5, -12.0, -32.0, -58.0, -78.0, -37.0]