Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:6:5: error: ‘ifstream’ was not declared in this scope ifstream fin("gaz.in"); ^ user.cpp:6:5: note: suggested alternative: In file included from /usr/include/c++/5/ios:38:0, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/iosfwd:162:34: note: ‘std::ifstream’ typedef basic_ifstream<char> ifstream; ^ user.cpp:7:5: error: ‘ofstream’ was not declared in this scope ofstream fout("gaz.out"); ^ user.cpp:7:5: note: suggested alternative: In file included from /usr/include/c++/5/ios:38:0, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/iosfwd:165:34: note: ‘std::ofstream’ typedef basic_ofstream<char> ofstream; ^ user.cpp:8:5: error: ‘fin’ was not declared in this scope fin>>l>>p>>d>>c; ^ user.cpp:22:38: error: ‘min’ was not declared in this scope a[i]=min(c*nr+p+a[j],a[i]); ^ user.cpp:22:38: note: suggested alternative: In file included from /usr/include/c++/5/bits/char_traits.h:39:0, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/bits/stl_algobase.h:243:5: note: ‘std::min’ min(const _Tp& __a, const _Tp& __b, _Compare __comp) ^ user.cpp:23:29: error: ‘max’ was not declared in this scope nr=max(nr,nr+s-l); ^ user.cpp:23:29: note: suggested alternative: In file included from /usr/include/c++/5/bits/char_traits.h:39:0, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/bits/stl_algobase.h:265:5: note: ‘std::max’ max(const _Tp& __a, const _Tp& __b, _Compare __comp) ^