View Compilation Error

0_0_23335982_1265.cpp: In function 'void solved()':
0_0_23335982_1265.cpp:105:47: error: expected primary-expression before '[' token
         for(int i = head[v]; i != -1; i = edge[i].next){
                                               ^
0_0_23335982_1265.cpp:106:25: error: expected primary-expression before '[' token
             int w = edge[i].to; indegree[w]--;
                         ^
0_0_23335982_1265.cpp: In function 'int main()':
0_0_23335982_1265.cpp:137:15: error: 'solve' was not declared in this scope
         solve();
               ^