View Compilation Error

0_0_33605667_24828.cpp: In function 'void dfs(int, int)':
0_0_33605667_24828.cpp:3:12: error: expected primary-expression before 'long'
 #define ll long long
            ^
0_0_33605667_24828.cpp:33:10: note: in expansion of macro 'll'
   ans += ll(sz[y]) * E[i].w;
          ^