Compilare: main.cpp: In function 'int LCS(std::string, std::string)': main.cpp:11:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | for(int i=1; i<=a.size(); i++) ///resetam lcs-ul | ~^~~~~~~~~~ main.cpp:13:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 13 | for(int j=1; j<=b.size(); j++) | ~^~~~~~~~~~ main.cpp:16:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | for(int i=1; i<=a.size(); i++) | ~^~~~~~~~~~ main.cpp:18:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | for(int j=1; j<=b.size(); j++) | ~^~~~~~~~~~