Compilare: user.cpp: In function ‘bool este1(int)’: user.cpp:29:31: warning: for increment expression has no effect [-Wunused-value] for(Nod p=este[ind];p;p->next) ^ user.cpp: In function ‘int main()’: user.cpp:37:23: warning: unused variable ‘ind’ [-Wunused-variable] int T,N,ans,i,j,R,ind,abc,l,k,x,nr; ^ user.cpp:37:27: warning: unused variable ‘abc’ [-Wunused-variable] int T,N,ans,i,j,R,ind,abc,l,k,x,nr; ^ user.cpp:38:11: warning: unused variable ‘tmp’ [-Wunused-variable] Nod p,tmp; ^