Compilare: main.cpp: In function 'void adanc(int)': main.cpp:30:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<v[nod].size(); i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'void adanct(int)': main.cpp:44:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<vt[nod].size(); i++) ~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:72:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0; j<sol[i].size(); j++) ~^~~~~~~~~~~~~~