Compilare: main.cpp: In function 'int setup(int, int)': main.cpp:18:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<graph[node].size(); i++) { ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void dynamic(int, int)': main.cpp:41:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<graph[node].size(); i++) { ~^~~~~~~~~~~~~~~~~~~