@Override
public int hashCode() {
int result = 17;
result = 31 * result + m_i;
result = 31 * result + m_j;
return result;
}
这么写
public int hashCode() {
int result = 17;
result = 31 * result + m_i;
result = 31 * result + m_j;
return result;
}
这么写
楼主没注意你的public int HashCode();方法名有问题吗?
哈哈
HashCode()改为hashCode()即可