Compilare: main.cpp: In function 'void KMP()': main.cpp:16:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1; i<P.size(); ++i){ ~^~~~~~~~~ main.cpp:19:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(;i<P.size() and P[i]==P[i-i2]; ++i) ~^~~~~~~~~ main.cpp:24:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<P.size();++i) ~^~~~~~~~~ main.cpp:29:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<S.size(); ++i) ~^~~~~~~~~ main.cpp:34:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(q==P.size()) poz.push_back(i-q+1); ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:43:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<poz.size(); ++i) ~^~~~~~~~~~~