添加了初始化 log, 修复了第一个小人的 id 不对的问题

quiz4/quiz4.cpp

@@ -50,16 +50,18 @@ int main () {
 	}
 	
 	node* first = new node;
-	(*first).id = 0;
+	(*first).id = 1;
 	(*first).prev = first;
 	(*first).next = first;
 	int count = 1;
+	std::cout << "招募了小人 #" << 1 << " ." << std::endl;
 	
 	for (int i = 2; i <= n; i++) {
 		node* curr = new node;
 		(*curr).id = i;
 		insert_one(first, curr);
 		count++;
+		std::cout << "招募了小人 #" << 1 << " , 它前面是 #" << (*(*curr).prev).id << " , 它后面是 #" << (*(*curr).next).id << std::endl;
 	}
 	
 	int counting = 0;