Compilare: user.cpp: In function ‘int main()’: user.cpp:19:15: warning: unused variable ‘cautat_i’ [-Wunused-variable] int n,i,j,cautat_i,cautat_j,element,cost; ^ user.cpp:19:24: warning: unused variable ‘cautat_j’ [-Wunused-variable] int n,i,j,cautat_i,cautat_j,element,cost; ^ user.cpp:19:33: warning: unused variable ‘element’ [-Wunused-variable] int n,i,j,cautat_i,cautat_j,element,cost; ^ user.cpp:21:22: warning: unused variable ‘i_copac’ [-Wunused-variable] int nr_paznici=0,i_copac,j_copac; ^ user.cpp:21:30: warning: unused variable ‘j_copac’ [-Wunused-variable] int nr_paznici=0,i_copac,j_copac; ^