View Compilation Error

0_0_26797085_23793.cpp:77:59: error: macro "MAX" requires 2 arguments, but only 1 given
             printf("%d\n", MAX(edges[0].r - edges[0].l - 1));
                                                           ^
0_0_26797085_23793.cpp: In function 'int main()':
0_0_26797085_23793.cpp:77:28: error: 'MAX' was not declared in this scope
             printf("%d\n", MAX(edges[0].r - edges[0].l - 1));
                            ^