cs61
diff --git a/‎shell1/GNUmakefile
+1-2 b/‎shell1/GNUmakefile
+1-2
diff --git a/‎shell1/filtermultiples.c
-15 b/‎shell1/filtermultiples.c
-15
diff --git a/‎shell1/primesieve.c
-54 b/‎shell1/primesieve.c
-54
@@ -1,6 +1,5 @@
 PROGRAMS = forkmix forkmix2 manyfork \
-	pipedemo pipesizer \
-	filtermultiples primesieve
+	pipedemo pipesizer
 
 all: $(PROGRAMS)