Compilare: main.cpp: In function 'int main()': main.cpp:37:23: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[5000007]' [-Wformat=] scanf("%s", &s); ^ main.cpp:34:42: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("subbit.in", "r", stdin); ^ main.cpp:35:44: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("subbit.out", "w", stdout); ^ main.cpp:37:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^