#include <iostream>
#include <fstream>

using namespace std;

int main (void)
{
#ifndef ONLINE_JUDGE
	freopen ("Lowest Bit.txt","r",stdin);
#endif
	int input;
	int output;

	while (cin >> input && input != 0)
	{
		output = 1;
		while ((input & 1) == 0)
		{
			input >>= 1;
			output <<= 1;
		}
		cout << output << endl;
	}

	return 0;
}

• 缓冲什么都算上了，用scanf会降到3xxk (415) semonteer 2005-10-04 16:42:16