mirror of
				https://gitee.com/coder-xiaomo/leetcode-problemset
				synced 2025-11-04 11:43:12 +08:00 
			
		
		
		
	
		
			
				
	
	
		
			26 lines
		
	
	
		
			1021 B
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			1021 B
		
	
	
	
		
			HTML
		
	
	
	
	
	
<p>栈排序。 编写程序,对栈进行排序使最小元素位于栈顶。最多只能使用一个其他的临时栈存放数据,但不得将元素复制到别的数据结构(如数组)中。该栈支持如下操作:<code>push</code>、<code>pop</code>、<code>peek</code> 和 <code>isEmpty</code>。当栈为空时,<code>peek</code> 返回 -1。</p>
 | 
						||
 | 
						||
<p><strong>示例1:</strong></p>
 | 
						||
 | 
						||
<pre><strong> 输入</strong>:
 | 
						||
["SortedStack", "push", "push", "peek", "pop", "peek"]
 | 
						||
[[], [1], [2], [], [], []]
 | 
						||
<strong> 输出</strong>:
 | 
						||
[null,null,null,1,null,2]
 | 
						||
</pre>
 | 
						||
 | 
						||
<p><strong>示例2:</strong></p>
 | 
						||
 | 
						||
<pre><strong> 输入</strong>: 
 | 
						||
["SortedStack", "pop", "pop", "push", "pop", "isEmpty"]
 | 
						||
[[], [], [], [1], [], []]
 | 
						||
<strong> 输出</strong>:
 | 
						||
[null,null,null,null,null,true]
 | 
						||
</pre>
 | 
						||
 | 
						||
<p><strong>说明:</strong></p>
 | 
						||
 | 
						||
<ol>
 | 
						||
	<li>栈中的元素数目在[0, 5000]范围内。</li>
 | 
						||
</ol>
 |