#include <unordered_map>
#include <string>
#include <cstdio>
#include <iostream>
#include <fstream>

int main()
{
    std::unordered_map<std::string,std::string> dictionary;
    std::string file_name = "phigrape.conf";
    std::ifstream file(file_name);
    if (!file.good()) {
        std::cout << "Not found!" << std::endl;
        exit(1);
    }
    std::string str;
    int line_number = 0;
    while (std::getline(file, str)) {
        line_number++;
        auto pos = str.find('#');
        if (pos != std::string::npos) str = str.substr(0, pos);
        pos = str.find_first_not_of(" \t");
        if (pos != std::string::npos) str = str.substr(pos, str.size());
        else continue;
        pos = str.find_last_not_of(" \t");
        if (pos != std::string::npos) str = str.substr(0, pos+1);
        if (str.size() == 0) continue;
        pos = str.find_first_of(" \t");
        if (pos == std::string::npos) {
            std::cerr << "Error: expected a key-value pair in line " << line_number << " of file " << file_name << std::endl;
            exit(1);
        }
        std::string key = str.substr(0, pos);
        pos = str.find_first_not_of(" \t", pos+1);
        std::string val = str.substr(pos, str.size());
        dictionary[key] = val;
    }

    printf("dictionary[\"more\"] = %s\n", dictionary["eps"].c_str());
}