View Compilation Error

1_728_2215_31361.cpp: In function 'void getnext()':
1_728_2215_31361.cpp:31:8: error: invalid types 'int[int]' for array subscript
     n[0]=-1;
        ^
1_728_2215_31361.cpp:34:15: error: invalid types 'int[int]' for array subscript
          n[++i]=++j;
               ^
1_728_2215_31361.cpp:36:18: error: invalid types 'int[int]' for array subscript
             j=n[j];
                  ^