View Compilation Error

0_0_35737407_6837.cpp:8:1: error: 'E' does not name a type
 E the_set[Max_N];
 ^
0_0_35737407_6837.cpp: In function 'void solve()':
0_0_35737407_6837.cpp:62:34: error: 'the_set' was not declared in this scope
             scanf("%d %d %lld", &the_set[i].v, &the_set[i].u, &the_set[i].cost);
                                  ^
0_0_35737407_6837.cpp:66:19: error: 'the_set' was not declared in this scope
         std::sort(the_set, the_set + EE, comp);
                   ^