Question

How to print deque in reverse order C++

Answer 1

#include <iostream> 
#include <deque> 

void printdqreverse(std::deque <int> dq) { 
    for (auto it = dq.rbegin(); it != dq.rend(); ++it) 
        std::cout << *it << " "; 
    std::cout << '\n'; 
} 
    
int main() 
{ 
    std::deque<int> dq;
      
    dq.push_back(4); 
    dq.push_back(2); 
    dq.push_back(5); 
    dq.push_back(1); 
    dq.push_back(9); 
    dq.push_back(3); 
     
    printdqreverse(dq);
  
    return 0; 
} 
  
  
  
/*
run:
  
3 9 1 5 2 4 
  
*/

 

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