diff --git a/hello13.rb b/hello13.rb
index 3a2430e..eae01ef 100644
--- a/hello13.rb
+++ b/hello13.rb
@@ -1,2 +1,5 @@
-puts <<2*2
-
+a=[]
+p(a.length)
+p(rand(a.length))
+p(a[1])
+p(a[rand(a.length)])
diff --git a/pacman.rb b/pacman.rb
index a4b2bae..7c5d61f 100755
--- a/pacman.rb
+++ b/pacman.rb
@@ -47,7 +47,7 @@
   ey1=5
   ex1=6
   d=firld[ey1][ex1]
-  firld[ey][ex]="6"
+  firld[ey1][ex1]="6"
   
   makescreen(firld, stage1)
   #makescreen(firld, stage2)
@@ -144,6 +144,7 @@
     #makescreen(firld, stage2)
     printf("score:%d",a)
     c=0
+    e=[0,1,2,3]
     while true
       if c>1
         sleep(0.5)
@@ -155,11 +156,13 @@
         return
       end
       srand()
-      enemy=rand(4)
+      f=rand(e.length)
+      enemy=e[f]
       if enemy==0 #↑
         
         if firld[ey-1][ex]=="1"
           #壁なので進まない=何もしない
+          e.delete_at(f)
           redo
         elsif firld[ey-1][ex]=="0"
           firld[ey][ex]=b
@@ -173,6 +176,9 @@
           b=firld[ey][ex]
           firld[ey][ex]="4"
           break
+        else
+          e.delete_at(f)
+          redo
         end
         
       elsif enemy==1 #↓
@@ -185,6 +191,7 @@
           break
         elsif firld[ey+1][ex]=="1"
           #
+          e.delete_at(f)
           redo
         elsif firld[ey+1][ex]=="0"
           firld[ey][ex]=b
@@ -198,6 +205,9 @@
           b=firld[ey][ex]
           firld[ey][ex]="4"
           break
+        else
+          e.delete_at(f)
+          redo
         end
         
       elsif enemy==2 #→
@@ -210,6 +220,7 @@
           break
         elsif firld[ey][ex+1]=="1"
           #
+          e.delete_at(f)
           redo
         elsif firld[ey][ex+1]=="0"
           firld[ey][ex]=b
@@ -223,6 +234,9 @@
           b=firld[ey][ex]
           firld[ey][ex]="4"
           break
+        else
+          e.delete_at(f)
+          redo
         end
         
       elsif enemy==3 #←
@@ -242,11 +256,23 @@
           b=firld[ey][ex]
           firld[ey][ex]="4"
           break
+        else
+          e.delete_at(f)
+          redo
         end
+
+      elsif enemy==nil
+        sleep(0.5)
+        firld[y][x]="5"
+        makescreen(firld, stage1)
+        #makescreen(firld, stage2)
+        sleep(0.9)
+        print("\e[5mgameover!")
+        return
       end
       c+=1
+      p(e)
     end
-    
     makescreen(firld, stage1)
     #makescreen(firld, stage2)
     printf("score:%d\n",a)
@@ -281,6 +307,8 @@
           d=firld[ey1][ex1]
           firld[ey1][ex1]="6"
           break
+        else
+          redo
         end
         
       elsif enemy==1 #↓
@@ -288,68 +316,74 @@
         if firld[ey1+1]==nil
           firld[ey1][ex1]=d
           ey1=0
-          d=firld[ey][ex]
-          firld[ey][ex]="4"
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
-        elsif firld[ey+1][ex]=="1"
+        elsif firld[ey1+1][ex1]=="1"
           #
           redo
-        elsif firld[ey+1][ex]=="0"
-          firld[ey][ex]=b
-          ey+=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1+1][ex1]=="0"
+          firld[ey1][ex1]=d
+          ey1+=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
-        elsif firld[ey+1][ex]=="2"
-          firld[ey][ex]=b
-          ey+=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1+1][ex1]=="2"
+          firld[ey1][ex1]=d
+          ey1+=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
+        else
+          redo
         end
         
       elsif enemy==2 #→
         
-        if firld[ey][ex+1]==nil
-          firld[ey][ex]=b
-          ex=0
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        if firld[ey1][ex1+1]==nil
+          firld[ey1][ex1]=d
+          ex1=0
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
-        elsif firld[ey][ex+1]=="1"
+        elsif firld[ey1][ex1+1]=="1"
           #
           redo
-        elsif firld[ey][ex+1]=="0"
-          firld[ey][ex]=b
-          ex+=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1][ex1+1]=="0"
+          firld[ey1][ex1]=d
+          ex1+=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
-        elsif firld[ey][ex+1]=="2"
-          firld[ey][ex]=b
-          ex+=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1][ex1+1]=="2"
+          firld[ey1][ex1]=d
+          ex1+=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
+        else
+          redo
         end
         
       elsif enemy==3 #←
         
-        if firld[ey][ex-1]=="1"
+        if firld[ey1][ex1-1]=="1"
           #
           redo
-        elsif firld[ey][ex-1]=="0"
-          firld[ey][ex]=b
-          ex-=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1][ex1-1]=="0"
+          firld[ey1][ex1]=d
+          ex1-=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
-        elsif firld[ey][ex-1]=="2"
-          firld[ey][ex]=b
-          ex-=1
-          b=firld[ey][ex]
-          firld[ey][ex]="4"
+        elsif firld[ey1][ex1-1]=="2"
+          firld[ey1][ex1]=d
+          ex1-=1
+          d=firld[ey1][ex1]
+          firld[ey1][ex1]="6"
           break
+        else
+          redo
         end
       end
       c+=1