#include <iostream>
#include <limits.h>


union S {
    std::int16_t s;
    std::uint16_t u;
};

int main() {
    // Ex 2
    std::cout << "Ex 2:" << std::endl;
    S d = {-34};

    std::cout << std::hex << "U Hex d = " << d.u << std::endl;
    std::cout << std::dec << "U Dec d = " << d.u << std::endl;
    std::cout << std::dec << "S Dec d = " << d.s << std::endl;

    //Ex 3

    signed int smin = INT_MIN;
    unsigned int  umin = -1;
    signed int smax= INT_MAX;
    unsigned int umax = UINT_MAX;

    std::cout << "Ex 4" << std::endl;
    std::cout << std::hex << "U Hex d = " << INT_MIN << std::endl;
    std::cout << std::dec << "U Dec d = " << smin << std::endl;
    std::cout << std::dec << "S Dec d = " << smin << std::endl;

    std::cout << std::hex << "U Hex d = " << umin << std::endl;
    std::cout << std::dec << "U Dec d = " << umin << std::endl;
    std::cout << std::dec << "S Dec d = " << umin << std::endl;

    std::cout << std::hex << "U Hex d = " << smax << std::endl;
    std::cout << std::dec << "U Dec d = " << smax << std::endl;
    std::cout << std::dec << "S Dec d = " << smax << std::endl;

    std::cout << std::hex << "U Hex d = " << umax << std::endl;
    std::cout << std::dec << "U Dec d = " << umax << std::endl;
    std::cout << std::dec << "U Dec d = " << umax << std::endl;




    //Ex 4
    int a = 0;
    int b = 0;

    std::cout<<"Enter a and b:"<<std::endl;
    std::cin>>a>>b;

    std::cout<<"a & b = "<<(a & b)<<std::endl;
    std::cout<<"a | b = "<<(b | a)<<std::endl;
    std::cout<<"a ^ b = "<<(a ^ b)<<std::endl;
    std::cout<<"not a = "<<(a ^ 0xFFFF)<<std::endl;
    std::cout<<"not b = "<<(b ^ 0xFFFF)<<std::endl;
    std::cout<<"a << = "<<(a<<1)<<std::endl;
    std::cout<<"b << = "<<(b<<1)<<std::endl;
    std::cout<<"a >> = "<<(a>>1)<<std::endl;
    std::cout<<"b >> = "<<(b>>1)<<std::endl;




}