Eroare de compilare: user.cpp:6:11: error: variable ‘std::ifstream f’ has initializer but incomplete type ifstream f("cuplaj.in"); ^ user.cpp:7:11: error: variable ‘std::ofstream g’ has initializer but incomplete type ofstream g("cuplaj.out"); ^ user.cpp: In function ‘int Cupleaza(int)’: user.cpp:13:9: error: ‘U’ was not declared in this scope if (U[nod]) ^ user.cpp:15:5: error: ‘U’ was not declared in this scope U[nod]=1; ^ user.cpp:16:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (k=0; k<G[nod].size(); ++k) ^ user.cpp:17:14: error: ‘st’ was not declared in this scope if (!st[G[nod][k] || Cupleaza(st[G[nod][k])) ^ user.cpp:17:51: error: expected ‘]’ before ‘)’ token if (!st[G[nod][k] || Cupleaza(st[G[nod][k])) ^ user.cpp:17:52: error: expected ‘]’ before ‘)’ token if (!st[G[nod][k] || Cupleaza(st[G[nod][k])) ^ user.cpp:18:13: error: ‘dr’ was not declared in this scope { dr[nod]=G[nod][k]; ^ user.cpp: In function ‘int main()’: user.cpp:26:8: error: ‘n1’ was not declared in this scope { f>>n1>>n2>>m; ^ user.cpp:26:12: error: ‘n2’ was not declared in this scope { f>>n1>>n2>>m; ^ user.cpp:26:16: error: ‘m’ was not declared in this scope { f>>n1>>n2>>m; ^ user.cpp:28:12: error: ‘i’ was not declared in this scope { f>>i>>j; ^ user.cpp:28:15: error: ‘j’ was not declared in this scope { f>>i>>j; ^ user.cpp:32:10: error: ‘i’ was not declared in this scope for (i=1; i<=n1; ++i) ^ user.cpp:33:14: error: ‘dr’ was not declared in this scope if (!dr[i]) ^