Write line_totals(qty, price) returning qty × price for each position using map with a two-argument lambda.
line_totals([2, 3], [10, 5]) → [20, 15]
line_totals([], []) → []
Submit runs 3 tests, including hidden edge cases.
Each hint gives a little more help. Try on your own first.
Run your code to see the output here.