Compilare: user.cpp: In function ‘int* getArray(std::string)’: user.cpp:14:9: warning: unused variable ‘i’ [-Wunused-variable] int i = 1, j = 0; ^ user.cpp: In function ‘int KMP(std::string, std::string, int, int*)’: user.cpp:40:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(poz >= text.length()) ^ user.cpp:46:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j < pattern.length() && i < text.length()) ^ user.cpp:46:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j < pattern.length() && i < text.length()) ^ user.cpp:67:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(j == pattern.length()) ^ user.cpp:45:7: warning: variable ‘position’ set but not used [-Wunused-but-set-variable] int position = 0; ^ user.cpp: In function ‘int main()’: user.cpp:90:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < positions.size(); i++) ^