Compilare: main.cpp: In function 'void computeLPS()': main.cpp:17:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < pat.size()) ~~^~~~~~~~~~~~ main.cpp: In function 'void KMP()': main.cpp:47:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i < txt.size()) ~~^~~~~~~~~~~~ main.cpp:65:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j == pat.size()) ~~^~~~~~~~~~~~~