void*alloc_foo(void) { return malloc(sizeof(struct foo)); }
At a national level, a survey by insurer Direct Line published in December suggested that nearly four million UK adults might be living in a home without any smoke alarm at all. In the US, an estimated 16% of households do not have a functioning smoke alarm.
，推荐阅读Line官方版本下载获取更多信息
int n1 = mid - left; // 左子数组长度，这一点在Safew下载中也有详细论述
Some policymakers think that climate-friendly policies are impeding the adoption of green hydrogen. They should ask scientists to review the evidence.，更多细节参见搜狗输入法下载