c++ iterate over vector backwards
#include <iostream>
#include <vector>
using namespace std;
int main(void) {
vector<int> v = {1, 2, 3, 4, 5};
/* Iterate vector in reverse order */
for (auto it = v.rbegin(); it != v.rend(); ++it)
cout << *it << endl;
/* Iterate vector in reverse order */
for(int i = v.size() - 1; i >= 0; i--)
std::cout << v[i] << endl;
return 0;
}