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	
50	26	2	2	50	6	50	241	UL	300	30000	341.33	710776	
p_t	x_ijt	q_it	and_so_on
0.01	-1
2092.01	0	0	11	39	19	21	31	24	10	19	36	0	18	23	26	19	16	20	43	11	8	22	49	14	42	24	0	0	23	12	0	0	-1
0.01	0	0	31	48	10	38	36	20	18	23	30	23	26	19	16	20	1	16	35	10	23	12	0	0	4	18	39	34	47	5	34	17	42	24	49	14	8	22	43	11	32	13	0	0	-1
0.01	0	0	32	13	34	17	42	24	49	14	8	22	43	11	16	20	26	19	30	23	18	23	36	20	1	16	23	12	0	0	-1
0.01	0	0	46	10	16	20	15	5	26	19	30	23	12	17	18	23	36	20	40	19	10	19	3	10	44	10	2	6	31	24	0	0	32	13	34	17	42	24	49	14	8	22	43	11	28	6	27	20	1	16	29	10	41	13	35	5	23	12	0	0	33	22	39	17	21	24	11	26	19	14	4	9	0	0	-1
0.01	0	0	25	21	1	16	12	17	18	23	45	9	50	17	30	23	26	19	15	5	16	20	9	14	27	20	32	13	33	22	0	0	31	24	14	14	2	6	44	10	17	5	38	23	5	21	20	13	10	19	6	8	40	19	22	11	36	20	29	10	41	13	35	5	23	12	0	0	13	13	37	22	28	6	43	11	8	22	49	14	42	24	34	17	7	20	48	15	47	5	24	12	39	17	21	24	4	9	0	0	-1