The forlder contains 240 instances for the "Capacitated Vehicle Routing Problem". They are the instances used in the article "The Capacitated Vehicle Routing Problem: Stronger Bounds in Pseudo-Polynomial Time", written by Adam Letchord and Juan-Jose Salazar-Gonzalez, and published in "European Journal of Operational Research" 2018. https://doi.org/10.1016/j.ejor.2018.06.002 Each instances is in a text file following the TSPLIB95 format for CVRP instances. We list here the optimal objective value of each of the 240 instances: cvrp-A-G-100-1 2139.00 cvrp-A-G-100-2 1722.00 cvrp-A-G-100-3 2550.00 cvrp-A-G-100-4 1273.00 cvrp-A-G-100-5 1878.00 cvrp-A-G-100-6 1540.00 cvrp-A-G-100-7 1493.00 cvrp-A-G-100-8 1467.00 cvrp-A-G-100-9 2232.00 cvrp-A-G-100-10 1631.00 cvrp-A-G-100-11 1992.00 cvrp-A-G-100-12 2057.00 cvrp-A-G-100-13 2885.00 cvrp-A-G-100-14 2101.00 cvrp-A-G-100-15 1827.00 cvrp-A-G-100-16 1208.00 cvrp-A-G-100-17 928.00 cvrp-A-G-100-18 2427.00 cvrp-A-G-100-19 2055.00 cvrp-A-G-100-20 1929.00 cvrp-A-G-150-1 1308.00 cvrp-A-G-150-2 913.00 cvrp-A-G-150-3 1619.00 cvrp-A-G-150-4 930.00 cvrp-A-G-150-5 1203.00 cvrp-A-G-150-6 1138.00 cvrp-A-G-150-7 1110.00 cvrp-A-G-150-8 897.00 cvrp-A-G-150-9 1525.00 cvrp-A-G-150-10 892.00 cvrp-A-G-150-11 1132.00 cvrp-A-G-150-12 1187.00 cvrp-A-G-150-13 1619.00 cvrp-A-G-150-14 1490.00 cvrp-A-G-150-15 1095.00 cvrp-A-G-150-16 749.00 cvrp-A-G-150-17 717.00 cvrp-A-G-150-18 1610.00 cvrp-A-G-150-19 1274.00 cvrp-A-G-150-20 1177.00 cvrp-A-G-200-1 1137.00 cvrp-A-G-200-2 913.00 cvrp-A-G-200-3 1492.00 cvrp-A-G-200-4 819.00 cvrp-A-G-200-5 1048.00 cvrp-A-G-200-6 990.00 cvrp-A-G-200-7 1016.00 cvrp-A-G-200-8 814.00 cvrp-A-G-200-9 1438.00 cvrp-A-G-200-10 816.00 cvrp-A-G-200-11 1039.00 cvrp-A-G-200-12 1082.00 cvrp-A-G-200-13 1514.00 cvrp-A-G-200-14 1341.00 cvrp-A-G-200-15 949.00 cvrp-A-G-200-16 662.00 cvrp-A-G-200-17 668.00 cvrp-A-G-200-18 1522.00 cvrp-A-G-200-19 1188.00 cvrp-A-G-200-20 1035.00 cvrp-A-U-4-1 1671.00 cvrp-A-U-4-2 1108.00 cvrp-A-U-4-3 1937.00 cvrp-A-U-4-4 994.00 cvrp-A-U-4-5 1447.00 cvrp-A-U-4-6 1251.00 cvrp-A-U-4-7 1142.00 cvrp-A-U-4-8 1043.00 cvrp-A-U-4-9 1826.00 cvrp-A-U-4-10 1150.00 cvrp-A-U-4-11 1523.00 cvrp-A-U-4-12 1524.00 cvrp-A-U-4-13 2096.00 cvrp-A-U-4-14 1716.00 cvrp-A-U-4-15 1290.00 cvrp-A-U-4-16 995.00 cvrp-A-U-4-17 825.00 cvrp-A-U-4-18 1986.00 cvrp-A-U-4-19 1622.00 cvrp-A-U-4-20 1453.00 cvrp-A-U-6-1 1205.00 cvrp-A-U-6-2 913.00 cvrp-A-U-6-3 1492.00 cvrp-A-U-6-4 819.00 cvrp-A-U-6-5 1086.00 cvrp-A-U-6-6 990.00 cvrp-A-U-6-7 1016.00 cvrp-A-U-6-8 814.00 cvrp-A-U-6-9 1438.00 cvrp-A-U-6-10 816.00 cvrp-A-U-6-11 1071.00 cvrp-A-U-6-12 1111.00 cvrp-A-U-6-13 1544.00 cvrp-A-U-6-14 1341.00 cvrp-A-U-6-15 949.00 cvrp-A-U-6-16 662.00 cvrp-A-U-6-17 668.00 cvrp-A-U-6-18 1563.00 cvrp-A-U-6-19 1193.00 cvrp-A-U-6-20 1069.00 cvrp-A-U-8-1 981.00 cvrp-A-U-8-2 753.00 cvrp-A-U-8-3 1159.00 cvrp-A-U-8-4 737.00 cvrp-A-U-8-5 832.00 cvrp-A-U-8-6 923.00 cvrp-A-U-8-7 871.00 cvrp-A-U-8-8 691.00 cvrp-A-U-8-9 1295.00 cvrp-A-U-8-10 716.00 cvrp-A-U-8-11 800.00 cvrp-A-U-8-12 827.00 cvrp-A-U-8-13 1091.00 cvrp-A-U-8-14 1178.00 cvrp-A-U-8-15 682.00 cvrp-A-U-8-16 580.00 cvrp-A-U-8-17 591.00 cvrp-A-U-8-18 1298.00 cvrp-A-U-8-19 1015.00 cvrp-A-U-8-20 854.00 cvrp-S-G-100-1 2622.00 cvrp-S-G-100-2 3015.00 cvrp-S-G-100-3 3185.00 cvrp-S-G-100-4 2636.00 cvrp-S-G-100-5 2586.00 cvrp-S-G-100-6 2745.00 cvrp-S-G-100-7 2366.00 cvrp-S-G-100-8 2918.00 cvrp-S-G-100-9 2643.00 cvrp-S-G-100-10 2253.00 cvrp-S-G-100-11 2843.00 cvrp-S-G-100-12 3030.00 cvrp-S-G-100-13 2622.00 cvrp-S-G-100-14 2665.00 cvrp-S-G-100-15 2643.00 cvrp-S-G-100-16 3104.00 cvrp-S-G-100-17 2964.00 cvrp-S-G-100-18 2693.00 cvrp-S-G-100-19 3221.00 cvrp-S-G-100-20 2863.00 cvrp-S-G-150-1 2079.00 cvrp-S-G-150-2 2468.00 cvrp-S-G-150-3 2601.00 cvrp-S-G-150-4 2154.00 cvrp-S-G-150-5 1894.00 cvrp-S-G-150-6 2186.00 cvrp-S-G-150-7 1955.00 cvrp-S-G-150-8 2588.00 cvrp-S-G-150-9 1979.00 cvrp-S-G-150-10 1995.00 cvrp-S-G-150-11 2223.00 cvrp-S-G-150-12 2621.00 cvrp-S-G-150-13 2258.00 cvrp-S-G-150-14 1992.00 cvrp-S-G-150-15 2091.00 cvrp-S-G-150-16 2558.00 cvrp-S-G-150-17 2283.00 cvrp-S-G-150-18 2071.00 cvrp-S-G-150-19 2308.00 cvrp-S-G-150-20 2247.00 cvrp-S-G-200-1 2029.00 cvrp-S-G-200-2 2390.00 cvrp-S-G-200-3 2312.00 cvrp-S-G-200-4 1979.00 cvrp-S-G-200-5 1894.00 cvrp-S-G-200-6 2028.00 cvrp-S-G-200-7 1847.00 cvrp-S-G-200-8 2321.00 cvrp-S-G-200-9 1948.00 cvrp-S-G-200-10 1757.00 cvrp-S-G-200-11 2195.00 cvrp-S-G-200-12 2317.00 cvrp-S-G-200-13 1972.00 cvrp-S-G-200-14 1992.00 cvrp-S-G-200-15 1884.00 cvrp-S-G-200-16 2402.00 cvrp-S-G-200-17 2006.00 cvrp-S-G-200-18 1969.00 cvrp-S-G-200-19 2232.00 cvrp-S-G-200-20 2036.00 cvrp-S-U-4-1 2340.00 cvrp-S-U-4-2 2790.00 cvrp-S-U-4-3 2736.00 cvrp-S-U-4-4 2316.00 cvrp-S-U-4-5 2149.00 cvrp-S-U-4-6 2370.00 cvrp-S-U-4-7 2178.00 cvrp-S-U-4-8 2701.00 cvrp-S-U-4-9 2214.00 cvrp-S-U-4-10 2085.00 cvrp-S-U-4-11 2515.00 cvrp-S-U-4-12 2734.00 cvrp-S-U-4-13 2267.00 cvrp-S-U-4-14 2326.00 cvrp-S-U-4-15 2354.00 cvrp-S-U-4-16 2769.00 cvrp-S-U-4-17 2477.00 cvrp-S-U-4-18 2242.00 cvrp-S-U-4-19 2810.00 cvrp-S-U-4-20 2475.00 cvrp-S-U-6-1 2029.00 cvrp-S-U-6-2 2390.00 cvrp-S-U-6-3 2312.00 cvrp-S-U-6-4 1979.00 cvrp-S-U-6-5 1894.00 cvrp-S-U-6-6 2103.00 cvrp-S-U-6-7 1918.00 cvrp-S-U-6-8 2417.00 cvrp-S-U-6-9 1948.00 cvrp-S-U-6-10 1757.00 cvrp-S-U-6-11 2195.00 cvrp-S-U-6-12 2317.00 cvrp-S-U-6-13 1972.00 cvrp-S-U-6-14 1992.00 cvrp-S-U-6-15 1884.00 cvrp-S-U-6-16 2472.00 cvrp-S-U-6-17 2283.00 cvrp-S-U-6-18 1969.00 cvrp-S-U-6-19 2232.00 cvrp-S-U-6-20 2036.00 cvrp-S-U-8-1 1879.00 cvrp-S-U-8-2 2255.00 cvrp-S-U-8-3 2163.00 cvrp-S-U-8-4 1823.00 cvrp-S-U-8-5 1758.00 cvrp-S-U-8-6 1826.00 cvrp-S-U-8-7 1762.00 cvrp-S-U-8-8 2239.00 cvrp-S-U-8-9 1716.00 cvrp-S-U-8-10 1654.00 cvrp-S-U-8-11 2005.00 cvrp-S-U-8-12 2044.00 cvrp-S-U-8-13 1682.00 cvrp-S-U-8-14 1833.00 cvrp-S-U-8-15 1693.00 cvrp-S-U-8-16 2241.00 cvrp-S-U-8-17 1896.00 cvrp-S-U-8-18 1783.00 cvrp-S-U-8-19 2134.00 cvrp-S-U-8-20 1818.00