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	39	3	2	50	6	50	161	UL	300	30000	302.98	709312	
p_t	x_ijt	q_it	and_so_on
0.01	-1
2062.01	0	0	36	17	18	12	32	17	20	7	31	72	5	18	35	15	0	0	8	22	3	30	45	21	48	33	41	17	26	16	6	0	0	0	-1
0.01	0	0	29	26	27	36	45	21	28	17	26	32	14	27	0	0	24	16	36	17	34	0	35	30	30	24	50	48	4	22	0	0	18	24	32	34	20	21	16	36	41	34	0	0	-1
0.01	0	0	36	17	3	15	28	17	45	21	24	16	8	11	0	0	-1
0.01	0	0	35	15	50	24	43	14	31	48	5	18	23	10	32	17	18	12	0	0	13	7	41	34	9	16	16	18	22	10	33	22	48	22	47	5	11	14	8	11	0	0	38	13	46	5	3	15	45	21	28	17	26	16	6	19	10	17	36	17	0	0	24	16	19	16	27	36	42	24	29	26	0	0	12	13	39	26	49	16	1	22	4	22	44	22	30	12	7	17	0	0	-1
0.01	0	0	10	17	34	23	7	17	30	12	50	24	44	22	2	17	1	22	15	6	0	0	40	6	6	19	26	16	37	11	14	9	17	16	21	14	16	18	20	7	32	17	18	12	35	15	0	0	42	24	8	11	24	16	25	19	45	21	28	17	3	15	46	5	38	13	36	17	0	0	-1