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-rw-r--r--cp/binary_encodings.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/cp/binary_encodings.py b/cp/binary_encodings.py
index db38d38..fe0ee80 100644
--- a/cp/binary_encodings.py
+++ b/cp/binary_encodings.py
@@ -4,6 +4,7 @@ from ortools.sat.python import cp_model
# https://developers.google.com/optimization/cp/cryptarithmetic
+
class VarArraySolutionPrinter(cp_model.CpSolverSolutionCallback):
"""Print intermediate solutions."""