A café's price list was typed by three different people. Every price is text, written in one of two ways:
£ sign, like "£2.50", "£1,250.00" (with a comma for thousands) or " £3.00 " (with stray spaces)p, like "85p" or " 99p", where "85p" means £0.85Write menu_total(prices). Clean the text, turn every price into a number of pounds, and return the total in pounds, rounded to 2 decimal places.
prices always has at least one price, and every price is in one of the two forms above.