Index: score_memo.txt
==================================================================
--- score_memo.txt
+++ score_memo.txt
@@ -1,26 +1,26 @@
 contest1     212!
 contest2     280?
 contest3     275!
 contest4     561?
 contest5    1281?
-contest6     737
+contest6     737    // 一度通り過ぎるとふさがってしまう曲がり道
 contest7     867?
-contest8    1245
+contest8    1245    // 無理ゲー
 contest9    3042?
-contest10   2076
-flood1       569
+contest10   2076    // "λの上に岩" トラップが複数
+flood1       569    // 崩すの怖がりすぎ ＆ 一直線に並んでるのに真ん中から取るのはどうなの
 flood2       280?
-flood3       802
-flood4       970
+flood3       802    // 溺死
+flood4       970    // むずかしい岩崩し
 flood5       561?
-trampoline1  291
+trampoline1  291    // むずかしい岩崩し
 trampoline2 1728?
-trampoline3  698
+trampoline3  698    // "上に岩" ワープゾーン版
 beard1       856?
-beard2      2792
-beard3       811
-beard4       677
-beard5       665
+beard2      2792    // 崩すの怖がりすぎて間に合わなくなって溺死
+beard3       811    // 無理ゲー：速攻で髭刈らないといけない
+beard4       677    // 岩が落ちてきてデッドエンド
+beard5       665    // これクリアできるの
 horock1      333
 horock2      235
 horock3     1542

Index: src/Makefile
==================================================================
--- src/Makefile
+++ src/Makefile
@@ -1,10 +1,15 @@
 # To build, the following packages are needed.
-#   wget http://ftp.digitalmars.com/dmd_2.059-0_i386.deb
-#   sudo apt-get install gcc gcc-multilib
-#   sudo pkg -i dmd_2.059-0_i386.deb
+#   $ wget http://ftp.digitalmars.com/dmd_2.059-0_i386.deb
+#   $ sudo apt-get install gcc gcc-multilib
+#   $ sudo pkg -i dmd_2.059-0_i386.deb
+#
+# Optional GUI is Windows only. Need to install DFL (http://github.com/Rayerd/dfl).
 
-all:
+cui:
 	dmd -O -release -inline -oflifter main.d driver.d game.d output.d solver.d util.d
 
 gui:
-	dmd -O -release -inline -ofgui_lifter gui_main.d driver.d game.d output.d solver.d util.d
+	dmd -O -release -inline -ofgui gui_main.d gui.d driver.d game.d output.d solver.d util.d
+
+clean:
+	rm *.obj *.o *.exe *.deps

Index: src/gui.d
==================================================================
--- src/gui.d
+++ src/gui.d
@@ -57,10 +57,11 @@
 		this.colors['#'] =
 		this.colors['.'] = Color(255,191,127);
 		this.colors['*'] =
 		this.colors['@'] = Color(255,127,127);
 		this.colors['R'] = Color(128,128,0);
+		this.colors['r'] = Color(100,128,255);
 		this.colors['d'] = Color(255,0,0);
 		this.colors['\\'] =
 		this.colors['L'] =
 		this.colors['O'] = Color(127,255,127);
 		this.colors['w'] = Color(204,229,255);
@@ -72,10 +73,11 @@
 		this.render['*'] = "✹";
 		this.render['@'] = "❁";
 		this.render['.'] = "♒";
 		this.render['\\'] = "λ";
 		this.render['R'] = "☃";
+		this.render['r'] = "☃";
 		this.render['d'] = "☠";
 		this.render['L'] = "☒";
 		this.render['O'] = "☐";
 		this.render['W'] = "ꔣ";
 		this.render['!'] = "✄";
@@ -102,12 +104,12 @@
 		for(int y=1; y<=g.map.H; ++y)
 		for(int x=1; x<=g.map.W; ++x) {
 			Rect r = Rect(cell*(x-1), scrH-cell*y, cell, cell);
 			char c = g.map[y,x];
 			if( c != ' ' ) {
-				if( c == 'R' && g.dead )
-					c = 'd';
+				if( c == 'R' )
+					c = (g.dead ? 'd' : g.cleared ? 'r' : 'R');
 				graphicContext.drawText(this.render[c], font, this.colors[c], r);
 			}
 		}
 
 		// Update textual info.