How to draw a flowchart for a loop in C++

Fred sales bunches of flower at the local shopping centre. One day Fred's boss, Joe tells fred that at any time during the day he will need to know: How many bunches of flower has been sold.
a) What was the value of the most expensive bunches sold?
b) What was the value of the least expensive bunches sold?
c) What is the average value of bunches sold?
Draw a flowchart to illustrate the above.