Compilare: main.cpp: In function 'int hashf(std::__cxx11::string)': main.cpp:22:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<a.size();i++) ~^~~~~~~~~ main.cpp: In function 'void read()': main.cpp:44:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<sir.size();i++) ~^~~~~~~~~~~ main.cpp:48:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<temp.size();i++) ~^~~~~~~~~~~~ main.cpp: In function 'void solve()': main.cpp:59:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<=sir.size()-wordSize;i++) ~^~~~~~~~~~~~~~~~~~~~~ main.cpp:64:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0;j<dictionary.size();j++) ~^~~~~~~~~~~~~~~~~~ main.cpp:74:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i<sir.size()-wordSize) ~^~~~~~~~~~~~~~~~~~~~