Lab04/2.cpp

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

char hex_digit(uint8_t value) {
    static const char hex_chars[] = "0123456789ABCDEF";
    return hex_chars[value];
}

void display_hex_byte(uint8_t byte) {
    cout << hex_digit(byte >> 4) << hex_digit(byte & 0x0F);
}

void display_hex_value(uint16_t data) {
    uint8_t* bytes = reinterpret_cast<uint8_t*>(&data);
    display_hex_byte(bytes[0]);
    cout << " ";
    display_hex_byte(bytes[1]);
}

void display_binary_byte(uint8_t byte) {
    for (int pos = 7; pos >= 0; --pos) {
        cout << ((byte >> pos) & 1);
    }
}

void display_binary_value(uint16_t data) {
    uint8_t* bytes = reinterpret_cast<uint8_t*>(&data);
    display_binary_byte(bytes[0]);
    display_binary_byte(bytes[1]);
}

int main() {
    uint16_t num1, num2;
    char op;

    cin >> num1 >> op >> num2;

    uint16_t result;
    switch (op) {
        case '&':
            result = num1 & num2;
            break;
        case '|':
            result = num1 | num2;
            break;
        case '^':
            result = num1 ^ num2;
            break;
        default:
            cout << "Ошибка: доступны только &, | и ^" << endl;
            return 1;
    }

    cout << num1 << " " << op << " " << num2 << endl;

    display_hex_value(num1);
    cout << " " << op << " ";
    display_hex_value(num2);
    cout << " = ";
    display_hex_value(result);
    cout << endl;

    display_binary_value(num1);
    cout << " " << op << endl;
    display_binary_value(num2);
    cout << " =" << endl;
    display_binary_value(result);
    cout << endl;

    return 0;
}