View Compilation Error

0_0_33348353_14858.cpp: In function 'int main()':
0_0_33348353_14858.cpp:22:31: error: no matching function for call to 'site::site(int, int)'
         site knight = site(0,0);
                               ^
0_0_33348353_14858.cpp:22:31: note: candidates are:
0_0_33348353_14858.cpp:7:2: note: site::site()
 }site;
  ^
0_0_33348353_14858.cpp:7:2: note:   candidate expects 0 arguments, 2 provided
0_0_33348353_14858.cpp:7:2: note: constexpr site::site(const site&)
0_0_33348353_14858.cpp:7:2: note:   candidate expects 1 argument, 2 provided
0_0_33348353_14858.cpp:7:2: note: constexpr site::site(site&&)
0_0_33348353_14858.cpp:7:2: note:   candidate expects 1 argument, 2 provided