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Table 2 Results obtained by HHO for VRP

From: Vehicle routing problems based on Harris Hawks optimization

Simulation number Minimum objective function obtained Minimum number of iterations required
Sim. 1
 8 customers
 3 vehicles
220.1634 13
Sim. 2
 10 customers
 3 vehicles
269.8302 28
Sim. 3
 14 customers
 4 vehicles
219.2101 51
Sim. 4
 20 customers
 4 vehicles
297.457 63
Sim. 5
 25 customers
 5 vehicles
251.976 172
Sim. 6
 30 customers
 5 vehicles
316.1595 193
Sim. 7
 40 customers
 6 vehicles
319.0379 157
Sim. 8
 50 customers
298.1563 194
 7 vehicles   
Sim. 9
 60 customers
 7 vehicles
401.5839 156
Sim. 10
 70 customers
 8 vehicles
423.0535 186