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-rw-r--r--examples/nqueens/NatAscii.gf2
1 files changed, 2 insertions, 0 deletions
diff --git a/examples/nqueens/NatAscii.gf b/examples/nqueens/NatAscii.gf
index bca73b48d..7c4e1289b 100644
--- a/examples/nqueens/NatAscii.gf
+++ b/examples/nqueens/NatAscii.gf
@@ -7,4 +7,6 @@ lin zero = "" ;
lincat NE = {} ;
+lin plus x y = x ++ y ;
+
}