c++快读读入

c++快读读入int

inline int read()

{  

   int s=0,w=1;  

   char ch=getchar();  

   while(ch<='0'||ch>'9'){if(ch=='-')w=-1;ch=getchar();}  

   while(ch>='0'&&ch<='9') s=s*10+ch-'0',ch=getchar();  

   return s*w;  

}  

int main()

{

    int n=read;

}