View Compilation Error

0_0_24045690_19583.cpp:30:20: error: expected unqualified-id before 'int'
 int head[Maxm], e, int buc[Maxn];
                    ^
0_0_24045690_19583.cpp: In function 'int main()':
0_0_24045690_19583.cpp:78:9: error: 'buc' was not declared in this scope
    clar(buc, 0);
         ^
0_0_24045690_19583.cpp:5:28: note: in definition of macro 'clar'
 #define clar(a, b) memset((a), (b), sizeof(a))
                            ^