View Compilation Error

0_0_30199125_8731.cpp: In function 'int main()':
0_0_30199125_8731.cpp:113:67: error: invalid types 'const ll {aka const long long int}[int]' for array subscript
                     val[k][i][j] = (1LL * val[k - 1][i][j] * p[len] + val[k - 1][i + len][x]) % p;
                                                                   ^