View Compilation Error

0_0_29918039_18004.cpp: In function 'bool spfa(int, int, int&, double&)':
0_0_29918039_18004.cpp:37:46: error: invalid types 'int[int]' for array subscript
         dis[i]=inf;vis[i]=0;pre[i]=-1; flow[i]=0;
                                              ^
0_0_29918039_18004.cpp:40:21: error: invalid types 'int[int]' for array subscript
     vis[s]=1; flow[s]=MAX;
                     ^
0_0_29918039_18004.cpp:49:33: error: invalid types 'int[int]' for array subscript
                 pre[v]=i; flow[v]=min(flow[u],e[i].cap);
                                 ^
0_0_29918039_18004.cpp:49:45: error: invalid types 'int[int]' for array subscript
                 pre[v]=i; flow[v]=min(flow[u],e[i].cap);
                                             ^
0_0_29918039_18004.cpp:60:17: error: invalid types 'int[int]' for array subscript
     int d=flow[t];
                 ^