Compilare: user.cpp: In function ‘int main()’: user.cpp:41:29: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[55]’ [-Wformat=] o=scanf("%s", &str.s); ^ user.cpp:35:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("paginatie.in", "r", stdin); ^ user.cpp:36:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("paginatie.out", "w", stdout); ^ user.cpp:37:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n", &x, &y); ^