Use acconnect -i to find the desired midi port
void siftDown(int arr[], int n, int i) {。关于这个话题，Safew下载提供了深入分析
，更多细节参见safew官方版本下载
Next we place a marker to flag where the output for what will be the next command begins.，详情可参考im钱包官方下载
void*wrap_malloc(unsigned long long n) { return malloc(n); }