Instance abs2n40.dat Number of customers: 40 Number of periods: 3 Solution cost: 11681.3 >> PERIOD 1 >> PERIOD 2 > ROUTE 1: Vehicle: 1 Sequence: 0 11(37) 17(28) 14(138) 23(26) 37(26) 20(24) 13(146) 12(30) 15(19) 7(148) 4(190) 26(48) 3(170) 21(74) 5(28) 32(24) 1(154) 38(152) 33(68) 29(82) 6(66) 27(40) 31(34) 18(52) 8(85) 25(58) 19(134) 36(160) 34(160) 9(62) 40(12) 22(126) 28(20) 2(116) 0 >> PERIOD 3 > ROUTE 1: Vehicle: 1 Sequence: 0 24(10) 10(47) 30(60) 16(297) 39(51) 35(54) 0