dupc.cpp

b_out将输入的十进制转化为二进制输出

#include <iostream>
using namespace std;

main ()
{
  int n;
  cout << "input n:";
  cin >> n;
 for (int i = 1; i <= 32; i++)
  {
      cout << (n < 0 ? 1 : 0) << (i % 8 == 0 ? " " : "");
     n = n << 1;
   }

  cout << endl;
  return 0;
}