View Compilation Error

0_0_18501944_21562.cpp: In member function 'void ACM::Insert(char*)':
0_0_18501944_21562.cpp:27:12: error: invalid types 'int[int]' for array subscript
     len[cnt]=len[p]+1;
            ^
0_0_18501944_21562.cpp:27:19: error: invalid types 'int[int]' for array subscript
     len[cnt]=len[p]+1;
                   ^