------------------------------------------------------------
                           α=5.0 —— eil76 —— 76 nodes       
------------------------------------------------------------

——————— Mon, 08 Jan 2024 08:01:41 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
ILP ——— 62 hubs —— 1—43—42—41—56—23—49—16—3—44—32—50—25—9—39—72—58—10—38—65—11—53—14—19—35—8—46—34—52—27—13—57—15—5—37—20—70—60—71—36—47—48—29—45—4—75—76—67—26—12—40—17—51—6—68—2—30—74—28—62—73—77
total time           7.2                  gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           subtour              139.0                
connectivity cuts    10.0                 uc strategy          4                    
uc tolerance         0.01                 tildeV               empty                
2-opt strategy       0                                                              
explored_nodes       1                    n lazycuts edges     0.0                  
F                    0.0                  post procedure       true                 
o_i                  0                                                                                                                                                  
Found solution
RING NODES
1—43—42—41—56—23—49—16—3—44—32—50—25—9—39—72—58—10—38—65—11—53—14—19—35—8—46—34—52—27—13—57—15—5—37—20—70—60—71—36—47—48—29—45—4—75—76—67—26—12—40—17—51—6—68—2—30—74—28—62—73—77

RING
1  --- 43 | cost [35.0]
1  --- 77 | cost [0.0]
2  --- 30 | cost [35.0]
2  --- 68 | cost [35.0]
3  --- 16 | cost [45.0]
3  --- 44 | cost [15.0]
4  --- 45 | cost [35.0]
4  --- 75 | cost [25.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 65 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
17 --- 40 | cost [35.0]
17 --- 51 | cost [30.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 52 | cost [20.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
29 --- 45 | cost [20.0]
29 --- 48 | cost [30.0]
30 --- 74 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 52 | cost [20.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
67 --- 76 | cost [25.0]
73 --- 77 | cost [25.0]
75 --- 76 | cost [15.0]

STAR
7  --> 35 | cost [25.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
66 --> 11 | cost [35.0]
69 --> 36 | cost [35.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1

       
——————— Mon, 08 Jan 2024 08:02:18 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
BD  —— 59 hubs —— 1-73-62-28-74-30-45-29-48-47-36-71-60-70-20-37-5-15-57-13-27-52-34-46-8-35-19-14-53-11-66-65-38-10-58-72-39-9-25-50-32-44-40-12-26-67-76-75-68-6-51-16-49-23-56-41-42-43-77-1
total time           8.27                 gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           Master/SP costs      2460/0               
Master time          8.27                 SP time              0.0                  
subtour              143.0                connectivity cuts    18.0                 
uc strategy          4                    uc tolerance         0.01                 
opt. cuts            0.0                  SP method            poly                 
tildeV               empty                inst transformation  2                    
2-opt strategy       0                                                              
explored nodes       1                    
F                    0.0                  
                                          o_i                  0                                                              
                                          
Found solution
RING NODES
1—73—62—28—74—30—45—29—48—47—36—71—60—70—20—37—5—15—57—13—27—52—34—46—8—35—19—14—53—11—66—65—38—10—58—72—39—9—25—50—32—44—40—12—26—67—76—75—68—6—51—16—49—23—56—41—42—43—77

RING
1  --- 73 | cost [25.0]
1  --- 77 | cost [0.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 66 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
16 --- 51 | cost [45.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 52 | cost [20.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
29 --- 45 | cost [20.0]
29 --- 48 | cost [30.0]
30 --- 45 | cost [40.0]
30 --- 74 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 52 | cost [20.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
40 --- 44 | cost [45.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
43 --- 77 | cost [35.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
65 --- 66 | cost [35.0]
67 --- 76 | cost [25.0]
68 --- 75 | cost [20.0]
75 --- 76 | cost [15.0]

STAR
2  --> 68 | cost [35.0]
3  --> 44 | cost [15.0]
4  --> 75 | cost [25.0]
7  --> 35 | cost [25.0]
17 --> 51 | cost [30.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
69 --> 36 | cost [35.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1

       
——————— Tue, 09 Jan 2024 14:28:52 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
ILP ——— 62 hubs —— 1—73—62—28—74—30—2—68—6—51—17—40—12—26—67—76—75—4—45—29—48—47—36—71—60—70—20—37—5—15—57—13—27—52—34—46—8—35—19—14—53—11—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77
total time           7.72                 gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           subtour              161.0                
connectivity cuts    0.0                  uc strategy          0                    
uc tolerance         0.01                 tildeV               empty                
2-opt strategy       0                                                              
explored_nodes       1                    n lazycuts edges     0.0                  
F                    0.0                  post procedure       true                 
o_i                  0                                                                                                                                                  
Found solution
RING NODES
1—73—62—28—74—30—2—68—6—51—17—40—12—26—67—76—75—4—45—29—48—47—36—71—60—70—20—37—5—15—57—13—27—52—34—46—8—35—19—14—53—11—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77

RING
1  --- 73 | cost [25.0]
2  --- 30 | cost [35.0]
2  --- 68 | cost [35.0]
3  --- 16 | cost [45.0]
3  --- 44 | cost [15.0]
4  --- 45 | cost [35.0]
4  --- 75 | cost [25.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 65 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
17 --- 40 | cost [35.0]
17 --- 51 | cost [30.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 52 | cost [20.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
29 --- 45 | cost [20.0]
29 --- 48 | cost [30.0]
30 --- 74 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 52 | cost [20.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
43 --- 77 | cost [35.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
67 --- 76 | cost [25.0]
75 --- 76 | cost [15.0]

STAR
7  --> 35 | cost [25.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
66 --> 11 | cost [35.0]
69 --> 36 | cost [35.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1

       
——————— Tue, 09 Jan 2024 14:29:37 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
BD  —— 60 hubs —— 1-73-62-28-74-2-30-48-47-36-71-60-70-20-37-5-15-57-13-27-45-4-75-68-6-51-17-40-12-26-67-34-46-8-35-19-14-53-11-66-65-38-10-58-72-39-9-25-50-32-44-3-16-49-23-56-41-42-43-77-1
total time           16.85                gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           Master/SP costs      2460/0               
Master time          16.85                SP time              0.0                  
subtour              2136.0               connectivity cuts    0.0                  
uc strategy          0                    uc tolerance         0.01                 
opt. cuts            0.0                  SP method            poly                 
tildeV               empty                inst transformation  2                    
2-opt strategy       0                                                              
explored nodes       304                  
F                    0.0                  
                                          o_i                  0                                                              
                                          
Found solution
RING NODES
1—73—62—28—74—2—30—48—47—36—71—60—70—20—37—5—15—57—13—27—45—4—75—68—6—51—17—40—12—26—67—34—46—8—35—19—14—53—11—66—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77

RING
1  --- 73 | cost [25.0]
2  --- 30 | cost [35.0]
2  --- 74 | cost [35.0]
3  --- 16 | cost [45.0]
3  --- 44 | cost [15.0]
4  --- 45 | cost [35.0]
4  --- 75 | cost [25.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 66 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
17 --- 40 | cost [35.0]
17 --- 51 | cost [30.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 45 | cost [30.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
30 --- 48 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 67 | cost [25.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
43 --- 77 | cost [35.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
65 --- 66 | cost [35.0]
68 --- 75 | cost [20.0]

STAR
7  --> 35 | cost [25.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
29 --> 45 | cost [20.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
52 --> 27 | cost [20.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
69 --> 36 | cost [35.0]
76 --> 75 | cost [15.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1

       
——————— Tue, 09 Jan 2024 14:32:05 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
ILP ——— 62 hubs —— 1—73—62—28—74—30—2—68—6—51—17—40—12—26—67—76—75—4—45—29—48—47—36—71—60—70—20—37—5—15—57—13—27—52—34—46—8—35—19—14—53—11—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77
total time           7.69                 gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           subtour              161.0                
connectivity cuts    0.0                  uc strategy          0                    
uc tolerance         0.01                 tildeV               empty                
2-opt strategy       0                                                              
explored_nodes       1                    n lazycuts edges     0.0                  
F                    0.0                  post procedure       true                 
o_i                  0                                                                                                                                                  
Found solution
RING NODES
1—73—62—28—74—30—2—68—6—51—17—40—12—26—67—76—75—4—45—29—48—47—36—71—60—70—20—37—5—15—57—13—27—52—34—46—8—35—19—14—53—11—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77

RING
1  --- 73 | cost [25.0]
2  --- 30 | cost [35.0]
2  --- 68 | cost [35.0]
3  --- 16 | cost [45.0]
3  --- 44 | cost [15.0]
4  --- 45 | cost [35.0]
4  --- 75 | cost [25.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 65 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
17 --- 40 | cost [35.0]
17 --- 51 | cost [30.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 52 | cost [20.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
29 --- 45 | cost [20.0]
29 --- 48 | cost [30.0]
30 --- 74 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 52 | cost [20.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
43 --- 77 | cost [35.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
67 --- 76 | cost [25.0]
75 --- 76 | cost [15.0]

STAR
7  --> 35 | cost [25.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
66 --> 11 | cost [35.0]
69 --> 36 | cost [35.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1

       
——————— Tue, 09 Jan 2024 14:32:50 ————————— seperate y_ij <= y_jj - x_ij on lazy constraints ————————— use blossom = false
BD  —— 60 hubs —— 1-73-62-28-74-2-30-48-47-36-71-60-70-20-37-5-15-57-13-27-45-4-75-68-6-51-17-40-12-26-67-34-46-8-35-19-14-53-11-66-65-38-10-58-72-39-9-25-50-32-44-3-16-49-23-56-41-42-43-77-1
total time           16.8                 gap                  0.0                  
blossom time         0                    nb blossom           0.0                  
LB <= UB             2460<=2460           Master/SP costs      2460/0               
Master time          16.8                 SP time              0.0                  
subtour              2136.0               connectivity cuts    0.0                  
uc strategy          0                    uc tolerance         0.01                 
opt. cuts            0.0                  SP method            poly                 
tildeV               empty                inst transformation  2                    
2-opt strategy       0                                                              
explored nodes       304                  
F                    0.0                  
                                          o_i                  0                                                              
                                          
Found solution
RING NODES
1—73—62—28—74—2—30—48—47—36—71—60—70—20—37—5—15—57—13—27—45—4—75—68—6—51—17—40—12—26—67—34—46—8—35—19—14—53—11—66—65—38—10—58—72—39—9—25—50—32—44—3—16—49—23—56—41—42—43—77

RING
1  --- 73 | cost [25.0]
2  --- 30 | cost [35.0]
2  --- 74 | cost [35.0]
3  --- 16 | cost [45.0]
3  --- 44 | cost [15.0]
4  --- 45 | cost [35.0]
4  --- 75 | cost [25.0]
5  --- 15 | cost [40.0]
5  --- 37 | cost [35.0]
6  --- 51 | cost [30.0]
6  --- 68 | cost [25.0]
8  --- 35 | cost [25.0]
8  --- 46 | cost [25.0]
9  --- 25 | cost [50.0]
9  --- 39 | cost [20.0]
10 --- 38 | cost [35.0]
10 --- 58 | cost [30.0]
11 --- 53 | cost [40.0]
11 --- 66 | cost [35.0]
12 --- 26 | cost [40.0]
12 --- 40 | cost [25.0]
13 --- 27 | cost [35.0]
13 --- 57 | cost [45.0]
14 --- 19 | cost [45.0]
14 --- 53 | cost [35.0]
15 --- 57 | cost [20.0]
16 --- 49 | cost [45.0]
17 --- 40 | cost [35.0]
17 --- 51 | cost [30.0]
19 --- 35 | cost [35.0]
20 --- 37 | cost [30.0]
20 --- 70 | cost [30.0]
23 --- 49 | cost [50.0]
23 --- 56 | cost [30.0]
25 --- 50 | cost [40.0]
26 --- 67 | cost [30.0]
27 --- 45 | cost [30.0]
28 --- 62 | cost [30.0]
28 --- 74 | cost [30.0]
30 --- 48 | cost [35.0]
32 --- 44 | cost [25.0]
32 --- 50 | cost [40.0]
34 --- 46 | cost [10.0]
34 --- 67 | cost [25.0]
36 --- 47 | cost [30.0]
36 --- 71 | cost [35.0]
38 --- 65 | cost [25.0]
39 --- 72 | cost [25.0]
41 --- 42 | cost [20.0]
41 --- 56 | cost [50.0]
42 --- 43 | cost [25.0]
43 --- 77 | cost [35.0]
47 --- 48 | cost [30.0]
58 --- 72 | cost [25.0]
60 --- 70 | cost [20.0]
60 --- 71 | cost [25.0]
62 --- 73 | cost [25.0]
65 --- 66 | cost [35.0]
68 --- 75 | cost [20.0]

STAR
7  --> 35 | cost [25.0]
18 --> 50 | cost [30.0]
21 --> 47 | cost [30.0]
22 --> 62 | cost [40.0]
24 --> 49 | cost [35.0]
29 --> 45 | cost [20.0]
31 --> 10 | cost [65.0]
33 --> 73 | cost [25.0]
52 --> 27 | cost [20.0]
54 --> 13 | cost [40.0]
55 --> 25 | cost [45.0]
59 --> 14 | cost [55.0]
61 --> 28 | cost [50.0]
63 --> 16 | cost [30.0]
64 --> 42 | cost [45.0]
69 --> 36 | cost [35.0]
76 --> 75 | cost [15.0]

BACKUP RING

BACKUP STAR

B = 0.0
i★ = 1
j★ = 1
k★ = 1