View Compilation Error

0_0_29392819_17934.cpp:43:0: error: unterminated argument list invoking macro "MAX"
           tree->right->
 ^
0_0_29392819_17934.cpp: In function 'int edit_node(node*, int, int)':
0_0_29392819_17934.cpp:42:21: error: 'MAX' was not declared in this scope
   tree->max_score = MAX (edit_node (tree->left, n, score),
                     ^
0_0_29392819_17934.cpp:42:21: error: expected '}' at end of input