Compilare: user.cpp: In function ‘long long int getSum(int)’: user.cpp:12:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < p.size (); i++) ^ user.cpp: In function ‘int main()’: user.cpp:41:25: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf ("%ld", &x); ^ user.cpp:36:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("buget.in", "rt", stdin); ^ user.cpp:37:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("buget.out", "wt", stdout); ^ user.cpp:41:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%ld", &x); ^