error: 'sort' is not a member of 'std'

Question

I just would like to ask what does this error mean and how to fix it thanks!

error: 'sort' is not a member of 'std'

vector<int> result;         for (auto & i : numbers)             result.push_back(std::stoi(i));         std::sort(result.begin(), result.end()); 

Answer 1

Include the algorithm header. That's why there is a error.

#include <algorithm>