Production Routing Problem - Instances From Archettie et al. (2011)
Best Found Solution - CIRRELT, GERAD & HEC Montreal, QC Canada
set	ins_id	class	trans_cost	n	l	m	Q	C	u	f	tot_time	sln_val	
15	45	1	2	14	6	1	161	UL	300	30000	14.16	236304	
p_t	x_ijt	q_it	and_so_on
0.01	-1
640.01	0	0	3	15	8	39	4	21	12	42	6	16	1	28	0	0	-1
0.01	0	0	2	60	5	52	14	49	0	0	-1
0.01	0	0	3	45	10	44	7	22	1	22	14	27	0	0	-1
0.01	0	0	3	0	11	38	9	19	13	19	8	26	4	14	12	42	0	0	-1
0.01	-1