Compilare: main.cpp: In function 'void DFS(short int)': main.cpp:48:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i<v[nod].size(); i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:128:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j<v[i].size(); j++) ~^~~~~~~~~~~~ main.cpp:170:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j<v2[i].size(); j++) ~^~~~~~~~~~~~~ main.cpp:168:29: warning: unused variable 'cont' [-Wunused-variable] int puncte = 0, cont = 1; ^~~~ main.cpp:82:42: warning: unused variable 'puncte' [-Wunused-variable] short int t, n, m, a, b, i, cost, p, puncte = 0; ^~~~~~