#include <iostream>
#include <cfloat>

float f_m_nul(int32_t &k) {
    k = 0;
    float e = 1.0f, prev = 1.0f;
    while (e > 0.f) {
        prev = e;
        e /= 2.0f;
        k++;
    }
    return prev;
}

double d_m_eps(int32_t &k) {
    k = 0;
    double e = 1.0, prev = 1.0;
    while (1.0 + e > 1.0) {
        prev = e;
        e /= 2.0;
        k++;
    }
    return prev;
}

float f_m_eps(int32_t &k) {
    k = 0;
    float e = 1.0f, prev = 1.0f;
    while (1.0f + e > 1.0f) {
        prev = e;
        e /= 2.0f;
        k++;
    }
    return prev;
}

double d_m_nul(int32_t &k) {
    k = 0;
    double e = 1.0, prev = e;
    while (e > 0.0) {
        prev = e;
        e /= 2.0;
        k++;
    }
    return prev;
}

int32_t main() {
    int32_t k = 0;
    std::cout << "float machine null = " << f_m_nul(k) << ". Divisions: " << k << '\n';
    std::cout << "double machine null = " << d_m_nul(k) << ". Divisions: " << k << "\n\n";
    std::cout << "double machine eps = " << d_m_eps(k) << ". Divisions: " << k << "\nStandard machine double eps = "
              << DBL_EPSILON << "\n\n";
    std::cout << "float machine eps = " << f_m_eps(k) << ". Divisions: " << k << "\nStandard machine float eps = "
              << FLT_EPSILON;
}