From 8d8b713865fce785cc33178fa504031399b26c0a Mon Sep 17 00:00:00 2001
From: LoneRanger <836253168@qq.com>
Date: Sat, 11 Feb 2023 18:04:29 +0800
Subject: [PATCH] fix poll() in my_heap.cpp (#360)

---
 codes/cpp/chapter_heap/my_heap.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/codes/cpp/chapter_heap/my_heap.cpp b/codes/cpp/chapter_heap/my_heap.cpp
index 54d58f67..6a22d242 100644
--- a/codes/cpp/chapter_heap/my_heap.cpp
+++ b/codes/cpp/chapter_heap/my_heap.cpp
@@ -99,8 +99,7 @@ public:
     void poll() {
         // 判空处理
         if (empty()) {
-            cout << "Error:堆为空" << endl;
-            return;
+            throw out_of_range("堆为空");
         }
         // 交换根结点与最右叶结点（即交换首元素与尾元素）
         swap(maxHeap[0], maxHeap[size() - 1]);