Compilare: main.cpp: In function 'void citire()': main.cpp:18:11: warning: unused variable 'j' [-Wunused-variable] int i,j, x,y,cs; ^ main.cpp: In function 'void dijkstra(int, int*)': main.cpp:45:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<v[pos].size(); i++) ~^~~~~~~~~~~~~~ main.cpp:32:17: warning: variable 'cst' set but not used [-Wunused-but-set-variable] int i, pos, cst, next,val; ^~~