Compilare: user.cpp: In function ‘int main()’: user.cpp:22:16: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[1000003]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:20:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("colors.in", "r", stdin); ^ user.cpp:21:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &n); ^ user.cpp:22:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^