View Compilation Error

0_0_29530512_14661.cpp:12:13: error: expected ']' before ';' token
 int num[maxn;
             ^
0_0_29530512_14661.cpp: In member function 'int AC_Automaton::solve()':
0_0_29530512_14661.cpp:91:7: error: 'num' was not declared in this scope
    if(num[i]<k)continue;
       ^
0_0_29530512_14661.cpp: In function 'int main()':
0_0_29530512_14661.cpp:102:3: error: 'num' was not declared in this scope
   num[i]=0;
   ^