Compilare: user.cpp: In function ‘int main()’: user.cpp:9:17: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘int’ [-Wformat=] scanf("%d",n); ^ user.cpp:7:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("basket.in","r",stdin); ^ user.cpp:9:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",n); ^ user.cpp:9:18: warning: ‘n’ is used uninitialized in this function [-Wuninitialized]