Compilare: main.cpp: In function 'void Citire()': main.cpp:15:13: warning: unused variable 'j' [-Wunused-variable] int i,x,y,d,j; ^ main.cpp: In function 'void Dijktra()': main.cpp:31:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k=0;k<M[Start].size();k++) ~^~~~~~~~~~~~~~~~ main.cpp:51:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(k=0;k<M[poz].size();k++) ~^~~~~~~~~~~~~~ main.cpp:23:15: warning: unused variable 'min' [-Wunused-variable] { int Start=1,min,i,poz,j,k,c; ^~~