diff --git a/2000/dhyang/try.sh b/2000/dhyang/try.sh
index 1c9470ef8..f2998baba 100755
--- a/2000/dhyang/try.sh
+++ b/2000/dhyang/try.sh
@@ -23,7 +23,7 @@ echo 1>&2
 
 read -r -n 1 -p "Press any key to run: ./saitou | tee aku.c (space = next page, q = quit): "
 echo 1>&2
-./saitou | tee aku.c | less -rEXF
+./saitou | tee aku.c | less -rEXFK
 
 read -r -n 1 -p "Press any key to run: make soku >/dev/null || exit 1: "
 echo 1>&2
@@ -32,7 +32,7 @@ echo 1>&2
 
 read -r -n 1 -p "Press any key to run: ./soku | tee soku.c (space = next page, q = quit): "
 echo 1>&2
-./soku | tee soku.c | less -rEXF
+./soku | tee soku.c | less -rEXFK
 echo 1>&2
 
 read -r -n 1 -p "Press any key to run: make zan >/dev/null || exit 1: "
@@ -42,7 +42,7 @@ echo 1>&2
 
 read -r -n 1 -p "Press any key to run: ./zan | tee zan.c (space = next page, q = quit): "
 echo 1>&2
-./zan | tee zan.c | less -rEXF
+./zan | tee zan.c | less -rEXFK
 echo 1>&2
 
 read -r -n 1 -p "Press any key to run: make aku >/dev/null || exit 1: "