Compilare: user.cpp: In function ‘void coborare(int)’: user.cpp:15:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(st<=n&&v[st]<v[cel_mai_mic])cel_mai_mic=st; ^ user.cpp:16:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(dr<=n&&v[dr]<v[cel_mai_mic])cel_mai_mic=dr; ^ user.cpp: In function ‘void creare_heap()’: user.cpp:40:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=2;i<=n;i++){ ^ user.cpp: In function ‘void heapsort()’: user.cpp:56:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(p_curent>=v[1])p_curent+=v[1]; ^ user.cpp: In function ‘int main()’: user.cpp:68:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=1;i<=n;i++)in>>v[i]; ^