Compilare: main.cpp: In function 'int main()': main.cpp:21:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for(j=0;j<s2.size();j++) | ~^~~~~~~~~~ main.cpp:25:27: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 25 | if(s2[j]=='*' || j==s2.size()-1) | ~^~~~~~~~~~~~~ main.cpp:32:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | for(i=1;i<s.size();i++) | ~^~~~~~~~~ main.cpp:39:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | if(k==sb.size() && i-nr>=ant) | ~^~~~~~~~~~~