Eroare de compilare: user.cpp: In function ‘void read_data()’: user.cpp:37:3: error: ‘ifstream’ was not declared in this scope ifstream f(Fin); ^ user.cpp:37:3: note: suggested alternative: In file included from /usr/include/c++/4.8/ios:38:0, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/iosfwd:157:34: note: ‘std::ifstream’ typedef basic_ifstream<char> ifstream; ^ user.cpp:37:12: error: expected ‘;’ before ‘f’ ifstream f(Fin); ^ user.cpp:38:3: error: ‘f’ was not declared in this scope f>>N>>K; ^ user.cpp: In function ‘void write_data()’: user.cpp:50:3: error: ‘ofstream’ was not declared in this scope ofstream g(Fout); ^ user.cpp:50:3: note: suggested alternative: In file included from /usr/include/c++/4.8/ios:38:0, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/iosfwd:160:34: note: ‘std::ofstream’ typedef basic_ofstream<char> ofstream; ^ user.cpp:50:12: error: expected ‘;’ before ‘g’ ofstream g(Fout); ^ user.cpp:53:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(Lg[ F[i] ][ L[i] ][ C[i] ]!=infinit) ^ user.cpp:56:20: error: ‘g’ was not declared in this scope if(min==infinit) g<<"Eroare !"; ^ user.cpp:58:4: error: ‘g’ was not declared in this scope g<<min<<'\n'; ^ user.cpp:61:3: error: ‘g’ was not declared in this scope g.close(); ^ user.cpp:49:27: warning: unused variable ‘j’ [-Wunused-variable] int i, nrt, min=infinit,j; ^ user.cpp: In function ‘void urm(int&, int&, int&, char)’: user.cpp:78:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses]