Compilare: main.cpp: In function 'void Djikstra(int)': main.cpp:96:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<edge[nodul].nod.size(); ++i) ~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:119:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<edge[nodul].nod.size(); ++i) ~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:148:9: warning: unused variable 'a' [-Wunused-variable] int a,b; ^ main.cpp:148:11: warning: unused variable 'b' [-Wunused-variable] int a,b; ^