Compilare: user.cpp: In function ‘long long unsigned int rezolvare(int)’: user.cpp:20:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<=n; i++) aparitii[i] = 0; ^ user.cpp:21:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (dr <= n && apct<=p) if (++aparitii[a[++dr]] == 1) apct++; ^ user.cpp:26:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (apct > p) { ^ user.cpp:30:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (dr <= n && apct <= p) { ^ user.cpp: In function ‘int main()’: user.cpp:46:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=1; i<=n; ++i) { ^ user.cpp:52:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i<=n; i++) { ^