Compilare: main.cpp: In function 'int main()': main.cpp:14:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 14 | for( i=a.size(),x=s[i];i<s.size();++i,x=s[i]) | ~^~~~~~~~~ main.cpp:20:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 20 | if(lps[i]==a.size()) | ~~~~~~^~~~~~~~~~ main.cpp:33:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 33 | if(lps[i]==a.size()) | ~~~~~~^~~~~~~~~~ main.cpp:40:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 40 | for(int i=1;i<=s.size() && cnt<=nr;++i) | ~^~~~~~~~~~ main.cpp:41:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 41 | {if(lps[i]==a.size()) | ~~~~~~^~~~~~~~~~