Compilare: main.cpp: In function 'void getLPS(const string&)': main.cpp:18:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=1;i<a.size();) ~^~~~~~~~~ main.cpp: In function 'void getMatches(const string&, const string&)': main.cpp:36:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=j=0;i<b.size();) ~^~~~~~~~~ main.cpp:44:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j==a.size()) ~^~~~~~~~~~ main.cpp:52:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<pos.size();++i) ~^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:69:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<a.size();++i) ~^~~~~~~~~ main.cpp:75:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=1;i<b.size();++i) ~^~~~~~~~~ main.cpp:82:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<b.size()-a.size();++i) ~^~~~~~~~~~~~~~~~~~ main.cpp:91:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<pos.size();++i) ~^~~~~~~~~~~