View Compilation Error

0_0_27196997_18873.cpp: In function 'int main()':
0_0_27196997_18873.cpp:143:18: error: too few arguments to function 'int Dinic(int)'
         pd(Dinic());
                  ^
0_0_27196997_18873.cpp:24:30: note: in definition of macro 'pd'
 #define pd(a) printf("%d\n", a)
                              ^
0_0_27196997_18873.cpp:106:5: note: declared here
 int Dinic(int u)
     ^