Compilare: main.cpp: In function 'void creareArbore()': main.cpp:77:19: warning: unused variable 'x1' [-Wunused-variable] long long x1=puncte[i1].first; ^~ main.cpp:78:19: warning: unused variable 'x2' [-Wunused-variable] long long x2=puncte[j].first; ^~ main.cpp:79:19: warning: unused variable 'y1' [-Wunused-variable] long long y1=puncte[i1].second; ^~ main.cpp:80:19: warning: unused variable 'y2' [-Wunused-variable] long long y2=puncte[j].second; ^~