3) [45 pointsl You’ve been hired by Sochi Sports Speed Skating (S4) to write software to calculate the average time of a random number of skaters in the Short Track Speed Skating event. Write a C++ program to prompt for and read the times of skaters, one at a time. When the user enters -1, it signals the end of the list (it’s the sentinel). Assume the user will only enter positive real numbers. After
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