#include <iostream>
#include <span>
#include <array>
#include <string_view>

int total(std::span<const int> values) {
    int result{0};
    for (int value : values) { result += value; }
    return result;
}

int main() {
    std::array<int, 3> parcels{3, 4, 5};
    std::cout << "Total: " << total(parcels) << '\n';
    std::string_view stop{"North gate"};
    std::cout << "Zone: " << stop.substr(0, 5) << '\n';
}