clear

cv5/a_train.c

@@ -30,16 +30,6 @@ void print_train(struct car* first) {
     for(struct car* this = first; this != NULL; this = this->next){
         printf("%s\n", this->value);
     }
-    /*struct car* this = first;
-    if(first == NULL){
-        exit(0);   
-    }
-    else{  
-      while(this != NULL){
-            printf("%s\n", this->value);
-            this = this->next;
-        }
-    }*/
 }
 
 void cancel_train(struct car* first) {   
@@ -52,10 +42,7 @@ void cancel_train(struct car* first) {
     }
     else if(first->next == NULL){
        free(first);
-      //  cancel_train(first->next);
     }
-    //free(first);
-
 }
 
 
@@ -74,11 +61,11 @@ struct car* clear_train(struct car* first, const char* target) {
     }
     else{
         struct car* this = first;
-        while(this != NULL){
+        while(first != NULL){
             int x = strcmp(this->value, target);
             if(x == 0){ 
                 struct car* temp = this->next;
-                this->value = temp->value;
+                strcpy(this->value,temp->value);
                 free(temp);
                 return 0;
             }