// single-bit state and operations
//
#include <iostream>
#include "B1.h"
using namespace std;

B1::B1() { b = 0; }

void B1::print(const char msg[]) const { cout << msg << ": " << b << endl; }

void B1::X() { b = !b; } // NOT

int B1::M() { return b; } // measure