#include <iostream>
using namespace std;

struct MessageBig{
  unsigned long long unused:64;
};

struct Message1{
  unsigned a:7;
  unsigned b:12;
};

union Message{
  MessageBig messageBig;
  Message1 message1;
};

int main() {
  Message1 m1 = {'a', 3014};
  Message m;
  m.message1 = m1;
    cout<<(char)m.message1.a<<" "<<(unsigned int)m.message1.b<<endl;
    return 0;
}