lab04/task_2

#include <clocale>
#include <cstdint>
#include <iostream>
using namespace std;

char nibble_to_hex(uint8_t i) {
    static const char digits[] = "0123456789ABCDEF";
    return digits[i];
}

void print_byte_hex(uint8_t byte) {
    cout << nibble_to_hex(byte >> 4) << nibble_to_hex(byte & 0x0F);
}

void print_hex(uint16_t value) {
    uint8_t* bytes = (uint8_t*)&value;
    print_byte_hex(bytes[0]);
    cout << " ";
    print_byte_hex(bytes[1]);
}

void print_byte_binary(uint8_t byte) {
    for (int i = 7; i >= 0; i--) {
        cout << ((byte >> i) & 1);
        if (i % 4 == 0 && i != 0) {
            cout << " ";
        }
    }
}

void print_binary(uint16_t value) {
    uint8_t* bytes = (uint8_t*)&value;
    print_byte_binary(bytes[0]);
    print_byte_binary(bytes[1]);
}

int main() {
    setlocale(LC_ALL, "Rus");
    uint16_t operand1, operand2;
    char operation;

    cout << "Введите первое число: ";
    cin >> operand1;
    if (cin.fail()) {
        cerr << "Ошибка: неверный ввод для первого числа." << endl;
        return 1;
    }

    cout << "Введите знак (&, |, или ^): ";
    cin >> operation;
    if (cin.fail()) {
        cerr << "Ошибка: неверный ввод для знака." << endl;
        return 1;
    }

    cout << "Введите второе число: ";
    cin >> operand2;
    if (cin.fail()) {
        cerr << "Ошибка: неверный ввод для второго числа." << endl;
        return 1;
    }

    uint16_t result;
    switch (operation) {
    case '&':
        result = operand1 & operand2;
        break;
    case '|':
        result = operand1 | operand2;
        break;
    case '^':
        result = operand1 ^ operand2;
        break;
    default:
        cerr << "Ошибка: неверная операция." << endl;
        return 1;
    }

    cout << "Ваше выражение:" << operand1 << " " << operation << " " << operand2 << endl;

    cout << "Шестнадцатеричный вывод:" << endl;
    print_hex(operand1);
    cout << " " << operation << " ";
    print_hex(operand2);
    cout << " = ";
    print_hex(result);
    cout << endl;

    cout << "Двоичный вывод:" << endl;
    print_binary(operand1);
    cout << "  " << operation << "  " << endl;
    print_binary(operand2);
    cout << " = " << endl;
    print_binary(result);
    cout << endl;

    return 0;
}