Compilare: user.cpp: In function ‘int main()’: user.cpp:37:18: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[105]’ [-Wformat=] scanf("%s",&s); ^ user.cpp:34:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^ user.cpp:35:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("pastila.in","r",stdin); ^ 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("pastila.out","w",stdout); ^ user.cpp:37:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^