Compilare: main.cpp: In function 'int main()': main.cpp:28:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for (j = 0; j < s[i].size(); j++) | ~~^~~~~~~~~~~~~ main.cpp:44:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for (j = 0; j < poz1[i].size() && rez > s[i].size(); j++) | ~~^~~~~~~~~~~~~~~~ main.cpp:44:47: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 44 | for (j = 0; j < poz1[i].size() && rez > s[i].size(); j++) | ~~~~^~~~~~~~~~~~~ main.cpp:56:62: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for (int l = 0; 2*l+s[i].size()+nec < dim && rez > 2*l+s[i].size()+nec; l++) | ~~~~^~~~~~~~~~~~~~~~~~~~~