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Generation #20/20
problem size = 50 -> 50
Heuristic #1 (#1/20, from e2):
objective = -5.99710, time = 3.1 s

problem size = 50 -> 100
Heuristic #1 (#1/20, from e2):
objective = -8.31168, time = 13.7 s

problem size = 50 -> 200
Heuristic #1 (#1/20, from e2):
objective = -11.53691, time = 62.2 s

