fixed memory leak

execution.cpp

@@ -46,7 +46,7 @@ int main(int argc, char **argv){
         {
             std::cout << "Loading movies" << std::endl;
             std::ifstream moviesfile;
-            moviesfile.open("movies.txt");
+            moviesfile.open("transaction.txt");
             std::string instruction;
 
             while (std::getline(moviesfile, instruction))
@@ -62,7 +62,7 @@ int main(int argc, char **argv){
                     fprintf(stderr, "SQL error: %s\n", zErrMsg);
                     sqlite3_free(zErrMsg);
                 }
-
+                delete(instructionchars);
             }
             std::cout << "Done" << std::endl;
         }
@@ -76,8 +76,9 @@ int main(int argc, char **argv){
                 fprintf(stderr, "SQL error: %s\n", zErrMsg);
                 sqlite3_free(zErrMsg);
             }
+            delete(inputchars);
         }
     }
     sqlite3_close(db);
     return 0;
-}
+}