Compilare: main.cpp: In function 'void kmp()': main.cpp:19:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 2; i < cuv.size(); i++) { ~~^~~~~~~~~~~~ main.cpp:30:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i < sir.size(); i++) { ~~^~~~~~~~~~~~ main.cpp:37:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (k == cuv.size() - 1) ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:53:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j = 1; j < sir.size(); j++) ~~^~~~~~~~~~~~ main.cpp:66:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int k = 1; k < sir.size(); k++) { ~~^~~~~~~~~~~~ main.cpp:69:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int l = 0; l < ap[k].size(); l++) ~~^~~~~~~~~~~~~~