#include <iostream>

int main() {
    std::cout << 0b1010 + 0b1011 << std::endl; // addition
    std::cout << 0b0011 - 0b1101 << std::endl; // soustraction
    std::cout << 0b1000 * 0b1011 << std::endl; // multiplication
    std::cout << 0b1001 / 0b0010 << std::endl; // division entière
}