My Math Forum list from various arrays optimization

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 October 26th, 2018, 05:24 AM #1 Newbie   Joined: Oct 2018 From: usa Posts: 5 Thanks: 0 list from various arrays optimization so,a store with many sellers all of the sellers have the exact same products each seller has different prices for his products each seller asks for a fixed delivery costs (the quantity of products bought from his store does not matter) a customer buys a random list of products. how can i minimize the costumer's costs? for example: Buyer list optimized list Prices Seller A Seller B Seller C Seller D Items Prices Items Prices item1 20 15 15 - item1 15 item1 15 item2 30 25 30 - item2 25 item2 25 item3 40 35 45 - item3 35 item3 35 item4 45 43 - 40 item4 40 item4 43 item5 53 55 - 50 item5 50 item5 55 item6 60 65 - 60 item6 60 item6 65 item7 80 75 - 75 item7 75 item7 75 item8 98 95 - 95 item8 95 item8 95 item9 100 - 60 - item12 5 item12 5 item10 110 - 75 - item13 10 item13 10 item11 120 - - - item14 13 item14 15 item12 - 5 5 10 item15 19 item15 20 item13 10 - 10 20 Total 442 Total 458 item14 - 15 15 13 item15 20 30 20 19 Delivery1 20 Delivery1 20 item16 - 110 25 25 Delivery2 15 Delivery2 15 item17 - 120 30 - Delivery3 25 Delivery4 25 Delivery 20 15 25 25 t. Delivery 85 t. Delivery 35 total 527 total 493 Diiference 34 We have 4 Sellers selling different items with different prices and different fixed delivery charges Customer selects the cheapest items from all 4 suppliers and delivery charges for 4 suppliers are added to total Customer list shows the total item sum = 442 and total delivery charges 85 and grand total 527 In optimized list the we use 2 suppliers total item sum = 458 and total delivery charges 35 and grand total 493 Last edited by Niro87; October 26th, 2018 at 06:19 AM.
 October 26th, 2018, 05:38 AM #2 Global Moderator   Joined: Dec 2006 Posts: 20,917 Thanks: 2200 You haven't attached an image file.
 October 26th, 2018, 06:22 AM #3 Newbie   Joined: Oct 2018 From: usa Posts: 5 Thanks: 0 the quality of the image is bad so the example is in the table
 October 26th, 2018, 08:02 AM #4 Global Moderator   Joined: Dec 2006 Posts: 20,917 Thanks: 2200 Can you redo the table without using tab characters?
 October 27th, 2018, 12:16 AM #5 Newbie   Joined: Oct 2018 From: usa Posts: 5 Thanks: 0 Hi, i am uploading the example table again optimization with multiple lists example.jpg
 October 27th, 2018, 12:17 AM #6 Newbie   Joined: Oct 2018 From: usa Posts: 5 Thanks: 0 looks like it's not working, thanks!

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