Eroare de compilare: user.cpp:5:1: error: declaration does not declare anything [-fpermissive] int ; ^ user.cpp: In function ‘void dfs(int)’: user.cpp:9:5: error: ‘ap’ was not declared in this scope ap[nod] = 1; ^ user.cpp:10:5: error: ‘down’ was not declared in this scope down[nod] = 0; ^ user.cpp:11:5: error: ‘how_down’ was not declared in this scope how_down[nod] = -1; ^ user.cpp:12:10: error: ‘vector’ was not declared in this scope for (vector < pair < int , int > > :: iterator it = v[nod].begin(); it != v[nod].end(); it ++) ^ user.cpp:12:19: error: ‘pair’ was not declared in this scope for (vector < pair < int , int > > :: iterator it = v[nod].begin(); it != v[nod].end(); it ++) ^ user.cpp:12:26: error: expected primary-expression before ‘int’ for (vector < pair < int , int > > :: iterator it = v[nod].begin(); it != v[nod].end(); it ++) ^ user.cpp:12:26: error: expected ‘;’ before ‘int’ user.cpp:12:73: error: ‘it’ was not declared in this scope for (vector < pair < int , int > > :: iterator it = v[nod].begin(); it != v[nod].end(); it ++) ^ user.cpp:12:79: error: ‘v’ was not declared in this scope for (vector < pair < int , int > > :: iterator it = v[nod].begin(); it != v[nod].end(); it ++) ^ user.cpp:16:13: error: ‘fii’ was not declared in this scope fii[nod].push_back (it->first); ^ user.cpp:17:13: error: ‘T’ was not declared in this scope T[it->first] = nod; ^ user.cpp: In function ‘void solve(int)’: user.cpp:25:9: error: ‘dp_up’ was not declared in this scope if (dp_up[T[nod]] + D[nod] > dp_up[nod]) ^ user.cpp:25:15: error: ‘T’ was not declared in this scope if (dp_up[T[nod]] + D[nod] > dp_up[nod]) ^ user.cpp:25:25: error: ‘D’ was not declared in this scope if (dp_up[T[nod]] + D[nod] > dp_up[nod]) ^ user.cpp:27:9: error: ‘how_up’ was not declared in this scope how_up[nod] = how_up[T[nod]]; ^ user.cpp:28:9: error: ‘cum_cobor’ was not declared in this scope cum_cobor[nod] = cum_cobor[T[nod]];