Compilare: user.cpp: In function ‘int main()’: user.cpp:28:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i <= nrCif; ++i) ans[i] = 1; ^ user.cpp:33:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < nrCif; ++i) g << 1; ^ user.cpp:16:9: warning: unused variable ‘n’ [-Wunused-variable] ull n, p; ^