Compilare: main.cpp: In function 'int main()': main.cpp:41:26: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long long int' [-Wformat=] printf ("%d", s[1][2]); ^ main.cpp:25:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("kfib.in","r",stdin); ^ main.cpp:26:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("kfib.out","w",stdout); ^ main.cpp:27:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d", &n); ^