/** @file list0203.cpp */
/** Listing 2-3. Determining the Number of Bits in a bool. */
#include <iostream>
#include <limits>
#include <ostream>

int main()
{
  // Note that "digits" means binary digits, i.e., bits.
  std::cout << "bits per bool: " << std::numeric_limits<bool>::digits << '\n';
}