2678469_ac_15ms_76k.c

北大大牛代码 1240道题的原代码 超级权威

#include <stdio.h>

int v[1002];

int main ()
{
	int n, i, x, c;
	
	while (scanf("%d",&n),n)
	{
		x = 0;
		for (i = 0; i < n; i++)
		{
			scanf("%d",&v[i]);
			x = x^v[i];
		}
		c = 0;
		for (i = 0; i < n; i++)
		{
			if ((v[i]^x)<v[i])
				c++;
		}
		printf("%d\n",c);
	}
	return 0;
}