Compilare: user.cpp: In function ‘int main()’: user.cpp:8:24: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[100001]’ [-Wformat=] scanf ("%d%s",&p,&s); ^ user.cpp:5:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("spion.in","r",stdin); ^ user.cpp:6:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("spion.out","w",stdout); ^ user.cpp:8:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%s",&p,&s); ^