#include <iostream>
#include <string>
#include <vector>

unsigned long long str_to_int(std::string s) {
    unsigned long long ans = 0;
    for (auto c : s) {
        ans = ans * 10 + c - '0';
    }
    return ans;
}

int main() {
    /*
    std::cout << "ahahah" + 2;
    std::string s = "";
    std::cout << s;
    */
    std::string s;
    getline(std::cin, s);
    if (s.find('.') == s.npos) {
        unsigned long long val = str_to_int(s);
        for (unsigned long long i = 0; i < 3; i++) {
            std::cout << ((val >> (3 * 8)) & ((1 << 8) - 1)) << '.';
            val = (val << 8);
        }
        std::cout << (val >> (3 * 8) & ((1 << 8) - 1));
    } else {
        std::vector<unsigned long long> values;
        unsigned long long ans = 0;
        while (s.find('.') != s.npos) {
            values.push_back(str_to_int(s.substr(0, s.find('.'))));
            s = s.substr(s.find('.') + 1, s.length() - s.find('.') - 1);
        }
        values.push_back(str_to_int(s));
        for (unsigned long long i = 0, p = 256 * 256 * 256; i < values.size(); i++, p /= 256) {
            ans += p * values[i];
        }
        std::cout << ans;
    }
}