Compilare: main.cpp: In function 'double deti(std::vector<pct>&)': main.cpp:53:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<v.size()/2;i++) ~^~~~~~~~~~~ main.cpp:55:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=v.size()/2;i<v.size();i++) ~^~~~~~~~~ main.cpp:65:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<vdr.size() && vdr[i].x-mid<=mini;i++) ~^~~~~~~~~~~ main.cpp:73:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=i+1;j<vmd.size() && vmd[j].y-vmd[i].y<=mini;j++) ~^~~~~~~~~~~