Compilare: user.cpp: In function ‘int main()’: user.cpp:21:9: warning: unused variable ‘i’ [-Wunused-variable] int i,j; ^ user.cpp:21:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp: In function ‘void bfs(int, int)’: user.cpp:27:29: warning: unused variable ‘trei’ [-Wunused-variable] int a,b,c,d,e,i,unu,doi,trei,patru,ok,maxim=0; ^ user.cpp:27:34: warning: unused variable ‘patru’ [-Wunused-variable] int a,b,c,d,e,i,unu,doi,trei,patru,ok,maxim=0; ^ user.cpp:27:43: warning: unused variable ‘maxim’ [-Wunused-variable] int a,b,c,d,e,i,unu,doi,trei,patru,ok,maxim=0; ^