// This program uses some special parts of C++
// I have replaced some things in it by /******/.   
// Use the compiler and test runs to help fix them.
#include <iostream>

using namespace std;

struct Byte{ //Eight bits maketh a byte, 4bits a nibble.
	unsigned short int b0:1;
	unsigned short int b1:1;
	unsigned short int b2:1;
	unsigned short int b3:1;
	unsigned short int b4:1;
	unsigned short int b5:1;
	unsigned short int b6:1;
	unsigned short int b7:1;
};

union BytesAndPieces{// its a Byte, its a char, it's.... a Union.
	char c;
	Byte byte;
};
int main()
{
	char c='a';
	do{ // do it with c='a', 'b', 'c', ... ,'z'

		BytesAndPieces w;
		w.c = c;
		cout << w.c << "  ";
		for(int j=7; j>=0; j--)
		{  switch(j)
		   {
		    case 7: cout << w.byte.b7; break;
		    case 6: cout << w.byte.b6; break;
		    case 5: cout << w.byte.b5; break;
		    case 4: cout << w.byte.b4; break;
		    case 3: cout << w.byte.b3; break;
		    case 2: cout << w.byte.b2; break;
		    case 1: cout << w.byte.b1; break;
		    case 0: cout << w.byte.b0; break;
		   }
		}
		cout << "\t";
		for( int j = 7; j>=0; j--)
		{
			cout << ((1 & (c>>j)) ? '1' : '.' );// do a bitwise-and with 1 and shifted c.
		}
		cout << endl;

		c++;

	}while(c <= 'z');
}