Eroare de compilare: main.cpp: In function 'void arbore(int, int, int)': main.cpp:17:19: error: unable to find numeric literal operator 'operator""poz' arbore(st,x,2poz); ^~~~ main.cpp:17:19: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes main.cpp:18:21: error: unable to find numeric literal operator 'operator""poz' arbore(x+1,dr,2poz+1); ^~~~ main.cpp:18:21: note: use -std=gnu++11 or -fext-numeric-literals to enable more built-in suffixes main.cpp: In function 'void interogare(int, int, int)': main.cpp:51:34: error: 'poz2' was not declared in this scope interogare(st,x,poz2); ^~~~ main.cpp: In function 'int main()': main.cpp:58:6: error: 'ifstream' was not declared in this scope ifstream f("datorii.in"); ^~~~~~~~ main.cpp:58:6: note: suggested alternative: In file included from /usr/include/c++/6/ios:38:0, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/iosfwd:162:34: note: 'std::ifstream' typedef basic_ifstream<char> ifstream; ^~~~~~~~ main.cpp:59:6: error: 'ofstream' was not declared in this scope ofstream g("datorii.out"); ^~~~~~~~ main.cpp:59:6: note: suggested alternative: In file included from /usr/include/c++/6/ios:38:0, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/iosfwd:165:34: note: 'std::ofstream' typedef basic_ofstream<char> ofstream; ^~~~~~~~ main.cpp:60:6: error: 'f' was not declared in this scope f>>n>>m; ^ main.cpp:77:21: error: 'g' was not declared in this scope g<<rez<<"\n"; ^ main.cpp:84:1: error: 'g' was not declared in this scope g.close(); ^ Non zero exit status: 1