@@ -2,21 +2,21 @@
 contest2     280?
 contest3     275!
 contest4     561?
 contest5    1281?
-contest6     737
+contest6     737   // deadend trap
 contest7     867?
-contest8    1245
+contest8    1245   // tricky
 contest9    3042?
-contest10   2076
-flood1       569
+contest10   2076   // * on lambda, must move * first
+flood1       569   // too slow, because of 1-left danger lambda 
 flood2       280?
-flood3       802
-flood4       970
+flood3       802   // too slow, drown
+flood4       970   // incorrect order of digging
 flood5       561?
-trampoline1  291
+trampoline1  291   // * on trampoline. must move * first
 trampoline2 1728?
-trampoline3  698
+trampoline3  698   // * on trampoline target. must move * first.
 beard1       856?
-beard2      2792
-beard3       811
-beard4       677
+beard2      2792   // hutsu-ni muzui
+beard3       811   // tricky. must hurry to cut hige.
+beard4       677   // deadend trap