getHarmonic函数

	private int[] getHarmonic(int x)
	{
		int count = 0;
		int p = 0;// 加权
		int[] harmonics = new int[VIE_NUM];
		for (Entry e : roleId_Score.entrySet())
		{
			if (count >= VIE_NUM)
			{
				break;
			}
			p = count + 1;
			p = (p / 2 * (p % 2 == 1 ? -1 : 1));
			p *= 5;
			if (e.getValue() == x + p)
			{
				harmonics[count] = e.getKey();
				count += 1;
			}
		}
		return harmonics;
	}