diff --git a/2014/endoh2/Makefile b/2014/endoh2/Makefile
index 4befe3606..120097ebf 100644
--- a/2014/endoh2/Makefile
+++ b/2014/endoh2/Makefile
@@ -201,7 +201,7 @@ clean:
 	fi
 
 clobber: clean
-	${RM} -f ${TARGET} ${ALT_TARGET}
+	${RM} -f ${TARGET} ${ALT_TARGET} ioccc ioccc.c hello hello.c
 	${RM} -rf *.dSYM
 	@-if [ -e sandwich ]; then \
 	    ${RM} -f sandwich; \
diff --git a/2014/endoh2/try.sh b/2014/endoh2/try.sh
index 0fbfd5a61..42a4cdf7f 100755
--- a/2014/endoh2/try.sh
+++ b/2014/endoh2/try.sh
@@ -15,14 +15,14 @@ make CC="$CC" all >/dev/null || exit 1
 # clear screen after compilation so that only the entry is shown
 clear
 
-read -r -n 1 -p "Press any key to run: echo Hello | ./prog: "
+read -r -n 1 -p "Press any key to run: echo Hello | ./prog (space = next page, q = quit): "
 echo 1>&2
-echo Hello | ./prog
+echo Hello | ./prog | less -rEXFK
 echo 1>&2
 
-read -r -n 1 -p "Press any key to run: echo IOCCC | ./prog: "
+read -r -n 1 -p "Press any key to run: echo IOCCC | ./prog (space = next page, q = quit): "
 echo 1>&2
-echo IOCCC | ./prog
+echo IOCCC | ./prog | less -rEXFK
 echo 1>&2
 
 read -r -n 1 -p "Press any key to run: echo Hello | ./prog > hello.c: "
@@ -30,6 +30,13 @@ echo 1>&2
 echo Hello | ./prog > hello.c
 echo 1>&2
 
+# we don't use tee(1) above as it makes the message longer and it's not strictly
+# necessary
+read -r -n 1 -p "Press any key to show hello.c (space = next page, q = quit): "
+echo 1>&2
+less -rEXFK hello.c
+echo 1>&2
+
 read -r -n 1 -p "Press any key to compile hello.c: "
 echo 1>&2
 make hello >/dev/null