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version 1.1, 2005/02/16 07:00:56
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version 1.2, 2005/02/16 07:17:25
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| // their parent object was in the priority queue, so static sized | // their parent object was in the priority queue, so static sized |
| // arrays were used | // arrays were used |
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| #define MAX_ITEMS 25 |
#define MAX_ITEMS 55 |
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| using namespace std; | using namespace std; |
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| printf("============================ KNAPSACK ONE ================================\n"); | printf("============================ KNAPSACK ONE ================================\n"); |
| backpack knapsackOne; | backpack knapsackOne; |
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| knapsackOne.initBackpack(10,18); // 5 total items, 17 total weight |
knapsackOne.initBackpack(25,200); // 5 total items, 17 total weight |
| knapsackOne.putItem(1,1); |
knapsackOne.packitem(70,70); |
| knapsackOne.putItem(2,2); |
knapsackOne.packitem(76,76); |
| knapsackOne.putItem(3,3); |
knapsackOne.packitem(55,55); |
| knapsackOne.putItem(4,4); |
knapsackOne.packitem(17,17); |
| knapsackOne.putItem(5,5); |
knapsackOne.packitem(70,70); |
| knapsackOne.putItem(7,7); |
knapsackOne.packitem(77,77); |
| knapsackOne.putItem(8,8); |
knapsackOne.packitem(52,52); |
| knapsackOne.putItem(9,9); |
knapsackOne.packitem(81,81); |
| knapsackOne.putItem(10,10); |
knapsackOne.packitem(11,11); |
| knapsackOne.putItem(6,6); |
knapsackOne.packitem(31,31); |
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knapsackOne.packitem(57,57); |
| // 47591 17 |
knapsackOne.packitem(47,47); |
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knapsackOne.packitem(93,93); |
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knapsackOne.packitem(53,53); |
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knapsackOne.packitem(83,83); |
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knapsackOne.packitem(33,33); |
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knapsackOne.packitem(1,1); |
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knapsackOne.packitem(59,59); |
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knapsackOne.packitem(29,29); |
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knapsackOne.packitem(33,33); |
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knapsackOne.packitem(78,78); |
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knapsackOne.packitem(79,79); |
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knapsackOne.packitem(37,37); |
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knapsackOne.packitem(26,26); |
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knapsackOne.packitem(83,83); |
| knapsackOne.store_item_array(); | knapsackOne.store_item_array(); |
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| Whats interesting is that we can keep the various ratio calculations, as we WOULD rather insert an item of 10 lbs rather than 1 | Whats interesting is that we can keep the various ratio calculations, as we WOULD rather insert an item of 10 lbs rather than 1 |
| We just equate weight and value later on! (Or set a fixed ratio of 1) | We just equate weight and value later on! (Or set a fixed ratio of 1) |
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knapsack insert (value,value) |
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| This was max 2^10-1 with only 47 nodes and 33 splits. | This was max 2^10-1 with only 47 nodes and 33 splits. |
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And lets try with a random set of 25 numbers! |
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70,76,55,17,70,77,52,81,11,31,57,47,93,53,83,33,1,59,29,33,78,79,37,26,83 ==> 200 |
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then 50: |
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186,130,132,108,112,39,90,88,105,172,50,46,125,79,22,192,139,132,77,195,21,129,134,76,179,89,32,55,61,160,49,191,153,86,45,16,196,109,1,178,51,104,40,88,135,100,108,182,30,48 => 1470 |
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| */ | */ |
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acm2.cpp
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