Compilare: main.cpp: In function 'bool este_in(const std::string&, const std::string&)': main.cpp:15:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 15 | for(int i = 0, j = 0; i < a.size(); i++) | ~~^~~~~~~~~~ main.cpp:17:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | while(j < b.size() && a[i] != b[j]) | ~~^~~~~~~~~~ main.cpp:19:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 19 | if(j == b.size()) | ~~^~~~~~~~~~~ main.cpp: In function 'void cerinta2()': main.cpp:52:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 52 | for(int i = 0; i < v.size(); i++) | ~~^~~~~~~~~~ main.cpp:57:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | for(int j = i + 1; j < v.size(); j++) | ~~^~~~~~~~~~ main.cpp:70:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int i = 0; i < v.size(); i++) | ~~^~~~~~~~~~