@@ -50,16 +50,17 @@
 	char act(const(Game) g, string death, int breath)
 	{
 		const Pos   ro = g.map.robot;
 		const Pos[] la = g.map.lambdas();
+		const Pos[] ra = g.map.razors();
 		const Pos   li = g.map.lift;
 
 		Tuple!(char,int)[] cand;
 		char c = 'W';
 		if( la.empty ) {
 			cand = search(g, ro, [li], death);
 		} else {
-			cand ~= search(g, ro, la, death);
+			cand ~= search(g, ro, la~ra, death);
 		}
 
 		// 'dig' mode
 		if(cand.empty) {
@@ -163,9 +164,9 @@
 							char c = "UDRL"[i];
 							if( death.count(c) == 0 )
 								return [tuple(c,step)];
 						} else if(forbidden_cell[y][x]){
-						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||i>=4) {
+						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||g.map[y,x]=='!'||i>=4) {
 							if(danger(y,x))
 								continue;
 							q2 ~= new Pos(y,x);
 							v[y][x]=true;
@@ -203,9 +204,9 @@
 							char c = "UDRL"[i];
 							if( death.count(c) == 0 )
 								return [tuple(c,step)];
 						} else if(forbidden_cell[y][x]){
-						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||i>=4) {
+						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||g.map[y,x]=='!'||i>=4) {
 							q2 ~= new Pos(y,x);
 							v[y][x]=true;
 						}
 					}
@@ -246,9 +247,9 @@
 							char c = "UDRL"[i];
 							if( death.count(c) == 0 )
 								return [tuple(c,step)];
 						} else if(forbidden_cell[y][x]){
-						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||g.map[y,x]=='*'||i>=4) {
+						} else if(g.map[y,x]==' '||g.map[y,x]=='\\'||g.map[y,x]=='.'||g.map[y,x]=='*'||g.map[y,x]=='!'||i>=4) {
 							q2 ~= new Pos(y,x);
 							v[y][x]=true;
 						}
 					}