Eroare de compilare: main.cpp:10:1: error: 'vector' does not name a type 10 | vector<bool> vars(27, false); | ^~~~~~ main.cpp: In function 'bool s2_in_s1_at_poz(std::string, std::string, int)': main.cpp:19:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | for (int i = 0 ; i < s2.size() ; ++i) { | ~~^~~~~~~~~~~ main.cpp: In function 'bool expresie(std::string&, int&)': main.cpp:27:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | while (p < s.size() && s2_in_s1_at_poz(" OR ", s, p)) { | ~~^~~~~~~~~~ main.cpp: In function 'bool termen(std::string&, int&)': main.cpp:37:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 37 | while (p < s.size() && s2_in_s1_at_poz(" AND ", s, p)) { | ~~^~~~~~~~~~ main.cpp: In function 'bool factor(std::string&, int&)': main.cpp:70:16: error: 'vars' was not declared in this scope; did you mean 'var'? 70 | return vars[s[p - 1] - 'A']; | ^~~~ | var main.cpp: In function 'int main()': main.cpp:82:9: error: 'vars' was not declared in this scope; did you mean 'var'? 82 | vars[schimbari[i] - 'A'] = !vars[schimbari[i] - 'A']; | ^~~~ | var Non zero exit status: 1