Compilare: user.cpp: In function ‘int main()’: user.cpp:89:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(k >= ciclu[cicli[i]].size()) ^ user.cpp:92:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = 0; j < ciclu[cicli[i]].size()-1; j++) ^ user.cpp:100:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k != ciclu[cicli[i]].size()-1) ^