Compilare: main.cpp: In function 'int main()': main.cpp:25:30: warning: format '%lld' expects argument of type 'long long int*', but argument 2 has type 'int*' [-Wformat=] scanf("%lld", &dir[i]); ^ main.cpp:20:40: warning: variable 'X' set but not used [-Wunused-but-set-variable] long long x,y,n,l,start=-1,endd=-1,X=-1,Y=-1; ^ main.cpp:20:45: warning: variable 'Y' set but not used [-Wunused-but-set-variable] long long x,y,n,l,start=-1,endd=-1,X=-1,Y=-1; ^ main.cpp:18:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zona.in","r",stdin); ^ main.cpp:19:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("zona.out","w",stdout); ^ main.cpp:21:47: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld%lld%lld%lld", &x, &y, &n, &l); ^ main.cpp:25:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%lld", &dir[i]); ^