Chad Whitacre Head of Open Source, Sentry
// 优化：如果本轮没交换，说明已经有序
。关于这个话题，Line官方版本下载提供了深入分析
The president initially invited the women late Sunday, when he called to congratulate the men for their 2-1 overtime win over Canada. The women’s team was still in Milan, three days after also beating Canada 2-1 in overtime.
void*next_free;