Compilare: main.cpp: In function 'int BFS(int, int)': main.cpp:33:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<vec[x].size(); j++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int Get_Flux(int, int)': main.cpp:58:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<vec[destinatie].size(); j++) ~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:142:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<vec[nod].size(); j++) ~^~~~~~~~~~~~~~~~ main.cpp:100:9: warning: unused variable 'cnt' [-Wunused-variable] int cnt = 1; ^~~