Compilare: user.cpp: In function ‘int main()’: user.cpp:30:25: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[50005]’ [-Wformat=] scanf("%d\n%s",&N,&s); ^ user.cpp:55:22: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[50005]’ [-Wformat=] scanf("%s",&s); ^ user.cpp:27:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("subsecvente2.in","r",stdin); ^ user.cpp:28:43: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("subsecvente2.out","w",stdout); ^ user.cpp:30:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n%s",&N,&s); ^ user.cpp:55:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^