Compilare: user.cpp: In function ‘void precalc()’: user.cpp:12:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (pcuv<word.size()) ^ user.cpp: In function ‘int main()’: user.cpp:35:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (start+poz<sir.size()) ^ user.cpp:40:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (poz==word.size()) {k++;sol[k]=start;if (k==1000) break;start++;poz=0;} ^