Answers for "stack funtions in c++"

stack c++

stack<int> stk;
stk.push(5);
int ans = stk.top(5); // ans =5
stk.pop();//removes 5

how to implement stack c++

// CPP program to illustrate 
// Implementation of push() function 
#include <iostream> 
#include <stack> 
using namespace std; 
  
int main() 
{ 
    // Empty stack 
    stack<int> mystack; 
    mystack.push(0); 
    mystack.push(1); 
    mystack.push(2); 
  
    // Printing content of stack 
    while (!mystack.empty()) { 
        cout << ' ' << mystack.top(); 
        mystack.pop(); 
    } 
}