View Compilation Error

0_0_38312103_3621.cpp: In function 'int main()':
0_0_38312103_3621.cpp:45:11: error: no matching function for call to 'read()'
    x=read();
           ^
0_0_38312103_3621.cpp:45:11: note: candidate is:
0_0_38312103_3621.cpp:21:36: note: template<class T> void fastread::read(T&)
  template <typename T> void inline read(T &x) {
                                    ^
0_0_38312103_3621.cpp:21:36: note:   template argument deduction/substitution failed:
0_0_38312103_3621.cpp:45:11: note:   candidate expects 1 argument, 0 provided
    x=read();
           ^