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	38	4	2	50	6	50	252	UL	300	30000	385.47	810415	
p_t	x_ijt	q_it	and_so_on
0.01	-1
2381.01	0	0	3	6	11	22	23	38	21	24	2	7	31	24	15	12	47	5	42	24	49	23	8	20	26	14	28	16	10	14	0	0	27	32	40	14	19	10	22	0	0	0	-1
0.01	0	0	18	22	21	24	29	16	11	22	41	21	40	28	46	20	19	20	22	0	0	0	12	18	44	15	2	14	31	24	16	15	47	10	42	24	49	23	8	20	26	14	43	17	33	20	10	14	0	0	-1
0.01	0	0	45	14	33	40	31	24	16	15	15	12	48	6	42	24	49	23	8	20	26	14	43	17	28	8	10	14	0	0	18	44	44	15	21	24	29	16	23	38	41	21	11	22	27	32	3	12	4	13	0	0	-1
0.01	0	0	50	10	28	8	43	17	26	14	8	20	49	23	7	30	42	24	47	5	34	10	9	23	16	15	31	24	30	21	0	0	20	22	22	18	19	10	6	22	40	14	38	22	41	21	11	44	29	16	21	24	2	14	44	15	12	9	0	0	10	14	0	0	-1
0.01	0	0	45	14	13	21	12	9	31	24	24	20	16	15	9	23	34	10	47	5	15	6	48	6	42	24	49	23	8	20	26	14	43	17	0	0	10	14	37	20	32	22	28	8	33	20	30	21	14	24	44	15	17	6	36	15	27	16	3	6	4	13	0	0	18	22	29	16	21	24	1	8	39	9	25	18	23	19	41	21	35	6	38	22	40	14	19	10	22	18	5	18	20	22	0	0	-1