Compilare: main.cpp: In function 'int cupleaza(int)': main.cpp:18:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<L[nod].size(); i++) ~^~~~~~~~~~~~~~ main.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<L[nod].size(); i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'void supp(int)': main.cpp:43:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<L[nod].size(); i++) ~^~~~~~~~~~~~~~