#include <iostream>
#include <string>
#include <vector>
 
int main()
{
    std::vector<std::string> my_vec = {"hello","hello","hello","hello","hello"};
    std::vector<int> my_count;
    for (int i = 0; i < my_vec.size(); ++i)
    {
        my_count.push_back(1);
        for (int j = i + 1; j < my_vec.size(); )
        {
            if (my_vec[i] == my_vec[j]) {
                ++my_count.back();
                my_vec.erase(my_vec.begin() + j);
            }
            else ++j;
        }
    }
 
    for (int i=0; i<my_vec.size(); ++i)
    {
        std::cout << my_vec[i] << ':' << my_count[i] << '\n';
    }
}

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