Second International Nurse Rostering Competition Instances

References

    1. Second Nurse Scheduling Competition
    2. Second International Nurse Rostering Competition (INRC-II) — Problem Description and Rules —
    3. A rotation-based branch-and-price approach for the nurse scheduling problem
    4. Dedicated Pricing Algorithm to Solve a Large Family of Nurse Scheduling Problems with Branch-and-Price
    5. Mathematical Models and a Late Acceptance Fix-and-Optimize Approach for a Nurse Rostering Problem (ufrgs.br)
    6. CESCHIA, S.; GUIDO, R.; SCHAERF, A. Solving the static inrc-ii nurse rostering problem by simulated annealing based on large neighborhoods. Annals of Operations Research, Springer, p. 1–19, 2020.
    7. GOMES, R. A.; TOFFOLO, T. A.; SANTOS, H. G. Variable neighborhood search accelerated column generation for the nurse rostering problem. Electronic Notes in Discrete Mathematics, Elsevier, v. 58, p. 31–38, 2017.



4weeks





Instance Weeks Employees Best known LB Best known UB Schedule NurseⅢ LB Schedule NurseⅢ　UB
n030w4 1 6-2-9-1 4 30 1670 1670 1670 1670
n030w4 1 6-7-5-3 4 30 1815 1815 1815 1815
n035w4 0 1-7-1-8 4 35 1360 1360 1360 1360
n035w4 2 8-8-7-5 4 35 1080 1080 1080 1080
n040w4 0 2-0-6-1 4 40 1565 1565 1565 1565
n040w4 2 6-1-0-6 4 40 1750 1750 1750 1750
n050w4 0 0-4-8-7 4 50 1315 1315 1315 1315
n050w4 0 7-2-7-2 4 50 1315 1315 1315 1315
n060w4 1 6-1-1-5 4 60 2450 2450 2450 2450
n060w4 1 9-6-3-8 4 60 2675 2675 2675 2675
n070w4 0 3-6-5-1 4 70 2380 2380 2380 2380
n070w4 0 4-9-6-7 4 70 2115 2115 2115 2115
n080w4 2 4-3-3-3 4 80 3300 3300 3300 3300
n080w4 2 6-0-4-8 4 80 3185 3185 3185 3185
n100w4 0 1-1-0-8 4 100 1170 1170 1170 1170
n100w4 2 0-6-4-6 4 100 1780 1780 1780 1780
n110w4 0 1-4-2-8 4 110 2330 2330 2330 2330
n110w4 0 1-9-3-5 4 110 2455 2455 2455 2455
n120w4 1 4-6-2-6 4 120 2020 2020 2020 2020
n120w4 1 5-6-9-8 4 120 2050 2050 2050 2050



8weeks

Instance Weeks Employees Best known LB Best known UB Schedule NurseⅢ LB Schedule NurseⅢ　UB
n030w8 1 2-7-0-9-3-6-0-6  8 30 2010 2010 2010 2010
n030w8 1 6-7-5-3-5-6-2-9  8 30 1720 1720 1720 1720
n035w8 0 6-2-9-8-7-7-9-8  8 35 2430 2460 2445 2445
n035w8 1 0-8-1-6-1-7-2-0  8 35 2215 2265 2230 2230
n040w8 0 0-6-8-9-2-6-6-4  8 40 2340 2620 2510 2510
n040w8 2 5-0-4-8-7-1-7-2  8 40 2205 2420 2315 2315
n050w8 1 1-7-8-5-7-4-1-8  8 50 4625 4900 4810 4810
n050w8 1 9-7-5-3-8-8-3-1  8 50 4765 4765 4765 4765
n060w8 0 6-2-9-9-0-8-1-3  8 60 2125 2145 2140 2140
n060w8 2 1-0-3-4-0-3-9-1  8 60 2415 2430 2420 2420
n070w8 0 3-3-9-2-3-7-5-2  8 70 4520 4520 4520 4520
n070w8 0 9-3-0-7-2-1-1-0  8 70 4675 4675 4675 4675
n080w8 1 4-4-9-9-3-6-0-5  8 80 3955 4030 3970 3970
n080w8 2 0-4-0-9-1-9-6-2  8 80 4295 4325 4305 4305
n100w8 0 0-1-7-8-9-1-5-4  8 100 2025 2030 2030 2030
n100w8 1 2-4-7-9-3-9-2-8  8 100 2140 2145 2145 2145
n110w8 0 2-1-1-7-2-6-4-7  8 110 3990 3990 3990 3990
n110w8 0 3-2-4-9-4-1-3-7  8 110 3440 3440 3440 3440
n120w8 0 0-9-9-4-5-1-0-3  8 120 2450 2450 2450 2450
n120w8 1 7-2-6-4-5-2-0-2  8 120 2875 2875 2875 2875