Research Article
A New Hybrid Butterfly Optimization Algorithm for Green Vehicle Routing Problem
| Node | Coordinate | Demand | X | Y |
| Depot | 30 | 40 | 0 | 1 | 37 | 52 | 7 | 2 | 49 | 49 | 30 | 3 | 52 | 64 | 16 | 4 | 20 | 26 | 9 | 5 | 40 | 30 | 21 | 6 | 21 | 47 | 15 | 7 | 17 | 63 | 19 | 8 | 31 | 62 | 23 | 9 | 52 | 33 | 11 | 10 | 51 | 21 | 5 | 11 | 42 | 41 | 19 | 12 | 31 | 32 | 29 | 13 | 5 | 25 | 23 | 14 | 12 | 42 | 21 | 15 | 36 | 16 | 10 | 16 | 52 | 41 | 15 | 17 | 27 | 23 | 3 | 18 | 17 | 33 | 41 | 19 | 13 | 13 | 9 | 20 | 57 | 58 | 28 | 21 | 62 | 42 | 8 | 22 | 42 | 57 | 8 | 23 | 16 | 57 | 16 | 24 | 8 | 52 | 10 | 25 | 7 | 38 | 28 | 26 | 27 | 68 | 7 | 27 | 30 | 48 | 15 | 28 | 43 | 67 | 14 | 29 | 58 | 48 | 6 | 30 | 58 | 27 | 19 | 31 | 37 | 69 | 11 | 32 | 38 | 46 | 12 | 33 | 46 | 10 | 23 | 34 | 61 | 33 | 26 | 35 | 62 | 63 | 17 | 36 | 63 | 69 | 6 | 37 | 32 | 22 | 9 | 38 | 45 | 35 | 15 | 39 | 59 | 15 | 14 | 40 | 5 | 6 | 7 | 41 | 10 | 17 | 27 | 42 | 21 | 10 | 13 | 43 | 5 | 64 | 11 | 44 | 30 | 15 | 16 | 45 | 39 | 10 | 10 | 46 | 32 | 39 | 5 | 47 | 25 | 32 | 25 | 48 | 25 | 55 | 17 | 49 | 48 | 28 | 18 | 50 | 56 | 37 | 10 |
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Capacity: 80.
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