View Compilation Error

0_0_17932120_30132.cpp: In member function 'bool node::getnewnode()':
0_0_17932120_30132.cpp:6:12: error: expected unqualified-id before 'long'
 #define LL long long
            ^
0_0_17932120_30132.cpp:19:35: note: in expansion of macro 'LL'
         LL newx = (2 * x - y) / 3,LL = (2*y - x) / 3;
                                   ^
0_0_17932120_30132.cpp:20:25: error: 'newy' was not declared in this scope
         if (newx < 0 || newy < 0) return 0;
                         ^
0_0_17932120_30132.cpp:21:22: error: 'newy' was not declared in this scope
         x = newx,y = newy;
                      ^