c++ stl stack

Prototype:

原型：

stack
    
      st; //declaration    T st.top();
    

Parameter:

参数：

No parameter passed

Return type: T //data type

返回类型： T //数据类型

Header file to be included:

包含的头文件：

#include 
    
         #include 
     
          OR    #include 
      
     
    

Usage:

用法：

The function returns the current top element of a stack. (no change in stack status)

该函数返回堆栈的当前顶部元素。 (堆栈状态不变)

Time complexity: O(1)

时间复杂度：O(1)

Example:

例：

For a stack of integer,    stack
    
      st;    st.push(4);    st.push(5);    stack content:    5 C++ implementation: Output ...use of top function...stack elements are:top element is:6top element is:5top element is:4stack empty3 pop operation performed total to make stack empty    
       
         
           
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翻译自:

c++ stl stack