Compilare: user.cpp: In function ‘int main()’: user.cpp:43:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(p[j].size()>mxnrs){ ^ user.cpp:47:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] }else if(p[j].size()==mxnrs){ ^ user.cpp:69:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<p[plutonmx].size(); i++)out<<p[plutonmx][i]<<" "; ^ user.cpp:68:10: warning: ‘nrplutoanemx’ may be used uninitialized in this function [-Wmaybe-uninitialized] out<<nrplutoanemx<<"\n"; ^