diff --git a/ex8/ex8.cpp b/ex8/ex8.cpp
index 2715b10..e72d671 100644
--- a/ex8/ex8.cpp
+++ b/ex8/ex8.cpp
@@ -38,7 +38,7 @@ public:
             {
                 if (temp[i].back() < come.front())
                 {
-                    printf("将车厢%d引入缓冲轨道%d \n", come.front(), i + 1);
+                    printf("%d号车厢推入#%d缓冲轨 \n", come.front(), i + 1);
                     temp[i].enqueue(come.dequeue());
                 }
                 else
@@ -60,8 +60,12 @@ public:
             {
                 if(temp[j].front()==i)
                 {
-                    printf("将缓冲轨道%d中的车厢%d引入出发序列\n", j+1,temp[j].front());
+                    printf("%d号车厢经#%d缓冲轨推入出发区，出发队列为 ", j+1,temp[j].front());
                     out.enqueue(temp[j].dequeue());
+                    for (int i = 0; i < out.size(); i++)
+                        printf("%d ", out[i]);
+                    printf("\n");
+
                     i++;
                 }
             }
diff --git a/ex8/list.hpp b/ex8/list.hpp
index ec63314..a697e81 100644
--- a/ex8/list.hpp
+++ b/ex8/list.hpp
@@ -46,7 +46,7 @@ public:
     Node find(int i);
     T remove(T i);
 
-    int operator[](int i)
+    T operator[](int i)
     {
         Node p = first();
         while (0 < i--)
diff --git a/ex8/queue.hpp b/ex8/queue.hpp
index c3c6e2c..c2b6984 100644
--- a/ex8/queue.hpp
+++ b/ex8/queue.hpp
@@ -9,6 +9,12 @@ class Queue
 private:
     List<T> q;
 public:
+
+    T operator[](int i)
+    {
+        return q[i];
+    }
+
     int size()
     {
         return q.size();