Compilare: main.cpp: In function 'int main()': main.cpp:33:20: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'int' [-Wformat=] printf("%lld\n", r); ^ main.cpp:19:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("lgput.in", "r", stdin); ^ main.cpp:20:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("lgput.out", "w", stdout); ^ main.cpp:23:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld %lld", &x, &n); ^