# MutantHub mutant #655: Arithmetic operator mutation at descriptor.cpp:811
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:811-811
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -811,1 +811,1 @@
-        return 1 + m_participants.size();
+        return 1 - m_participants.size();