Compilare: main.cpp: In function 'double kruskal(int)': main.cpp:266:62: warning: left shift count >= width of type [-Wshift-count-overflow] x[nr].cost = distanta_la_patrat(nod[i], nod[j])<<' '; ^~~ main.cpp:275:36: warning: left operand of comma operator has no effect [-Wunused-value] for(m_puse = 1, i = 1; m_puse < m, i <= nr; ++i) ~~~~~~~^~~