View Compilation Error

0_0_22272946_5205.cpp:116:21: error: 'll' has not been declared
 mat quickpow(mat a, ll p)
                     ^
0_0_22272946_5205.cpp: In function 'void travel()':
0_0_22272946_5205.cpp:138:22: error: base operand of '->' has non-pointer type 'Vertex'
         if( vertex[i]->terminal )
                      ^
0_0_22272946_5205.cpp:140:27: error: base operand of '->' has non-pointer type 'Vertex'
             prob[vertex[i]->terminal] = ans.A[i][0];
                           ^