Compilare: user.cpp: In function ‘long long int Secv(unsigned int)’: user.cpp:26:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 1, p1 = 1; i <= n; ++i) ^ user.cpp: In function ‘void Read()’: user.cpp:16:34: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d", &n, &L, &U); ^ user.cpp:18:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &v[i]); ^