Compilare: user.cpp: In function ‘int main()’: user.cpp:10:28: warning: format ‘%lld’ expects argument of type ‘long long int*’, but argument 3 has type ‘int*’ [-Wformat=] scanf("%d %lld\n",&n,&k); ^ user.cpp:8:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("farfurii.in","r",stdin); ^ user.cpp:9:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("farfurii.out","w",stdout); ^ user.cpp:10:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %lld\n",&n,&k); ^