Compilare: user.cpp: In function ‘int main()’: user.cpp:32:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<Lista[q].size();i++){ ^ user.cpp:36:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<Lista[q].size();j++){ ^ user.cpp:48:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<Lista[q].size();i++){ ^