All need to be in C++ // Example run 1:Give the number of sales: 3Give the 3 sales: 120.55 20.55 70.99At the end, the ab

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All need to be in C++
// Example run 1:Give the number of sales: 3Give the 3 sales: 120.55 20.55 70.99At the end, the above 3 sales followed by total 212.09 are written in the file sales.txt
// Example run 2:
Example:
int x = 1;
for (int i = 0; i < 5; i++)
{
x *= 3; cout << x <<endl;
}
Give number of stars to start: 4****