Compilare: main.cpp: In function 'void unire(int, int)': main.cpp:36:13: warning: unused variable 'lina' [-Wunused-variable] 36 | int lina = s[sefa].linie; | ^~~~ main.cpp:37:13: warning: unused variable 'linb' [-Wunused-variable] 37 | int linb = s[sefb].linie; | ^~~~ main.cpp: In function 'int main()': main.cpp:63:13: warning: variable 'vanzator' set but not used [-Wunused-but-set-variable] 63 | int vanzator = -1; | ^~~~~~~~