#define debug(x) cerr<<#x<<" = "<<(x)<<endl //输出变量名=变量值 void test(){cerr<<"\n";} template<typename T,typename... Args>void test(T x,Args... args){cerr<<x<<" ";test(args...);} //打印多个变量
常用文件头
原文：https://www.cnblogs.com/tieway59/p/10806147.html
