Compilare: main.cpp: In function 'void dfs()': main.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<leg[temp].size(); i++) ~^~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:75:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<muchii.size(); i++) ~^~~~~~~~~~~~~~