Compilare: user.cpp: In function ‘void kmp()’: user.cpp:11:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=1;i<s.size();++i) ^ user.cpp: In function ‘int main()’: user.cpp:29:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<s.size();++i) ^ user.cpp:7:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define min(a,b)(a>b ? b : a) ^ user.cpp:33:14: note: in expansion of macro ‘min’ for (i=0;i<=min(V.size(),1000);++i) ^