Eroare de compilare: main.cpp: In function 'void cifra()': main.cpp:35:5: error: 'vector' is not a member of 'std' std::vector<int> numbers(number_of_numbers); ^~~ main.cpp:35:17: error: expected primary-expression before 'int' std::vector<int> numbers(number_of_numbers); ^~~ main.cpp:49:19: error: 'numbers' was not declared in this scope for (auto &n: numbers) { ^~~~~~~ main.cpp:54:18: error: 'numbers' was not declared in this scope for (auto n: numbers) { ^~~~~~~ main.cpp: In function 'int main()': main.cpp:66:21: error: 'duration_cast' was not declared in this scope auto duration = duration_cast<std::chrono::milliseconds>(stop - start); ^~~~~~~~~~~~~ main.cpp:66:21: note: suggested alternative: In file included from main.cpp:2:0: /usr/include/c++/6/chrono:194:7: note: 'std::chrono::duration_cast' duration_cast(const duration<_Rep, _Period>& __d) ^~~~~~~~~~~~~ main.cpp:66:60: error: expected primary-expression before '>' token auto duration = duration_cast<std::chrono::milliseconds>(stop - start); ^ Non zero exit status: 1