function prices(produkt, town, quantity) { let price = 0; quantity = Number(quantity); switch (town) { case "Sofia": switch(produkt) { case "coffee": price = quantity * 0.50; break; case "water": price = quantity * 0.80; break; case "beer": price = quantity * 1.20; break; case "sweets": price = quantity * 1.45; break; case "peanuts": price = quantity * 1.60; break; } break; case "Plovdiv": switch (produkt) { case "coffee": price = quantity * 0.40; break; case "water": price = quantity * 0.70; break; case "beer": price = quantity * 1.15; break; case "sweets": price = quantity * 1.30; break; case "peanuts": price = quantity * 1.50; break; } case "Varna": switch (produkt) { case "coffee": price = quantity * 0.45; break; case "water": price = quantity * 0.70; break; case "beer": price = quantity * 1.10; break; case "sweets": price = quantity * 1.35; break; case "peanuts": price = quantity * 1.55; break; } } } console.log(prices);