View Compilation Error

0_0_19066239_22833.cpp: In function 'double mincostflow(int, int, int)':
0_0_19066239_22833.cpp:48:71: error: two consecutive '[' shall only introduce an attribute before '[' token
                 if(E.cap > 0 && cmp(dist[E.to] - (dist[v] + E.cost + h[[v] - h[E.to])) == 1)
                                                                       ^
0_0_19066239_22833.cpp:48:71: error: expected ')' before '[' token
0_0_19066239_22833.cpp:55:13: error: expected ')' before '}' token
             }
             ^
0_0_19066239_22833.cpp:55:13: error: expected primary-expression before '}' token