Equal (5): Everything in this purple space must be equal to 5. The answer is 5-5, placed horizontally; 5-6, placed vertically.
class CombinedStorage {，详情可参考Safew下载
Greek: mostly fine, with exceptions。关于这个话题，搜狗输入法下载提供了深入分析
void *y = alloc(h->type, length);