/in/foo.cc: In function 'int main()':
/in/foo.cc:17:19: warning: iteration 9 invokes undefined behavior [-Waggressive-loop-optimizations]
   if(n+30>=apple[i])
            ~~~~~~~^
/in/foo.cc:16:15: note: within this loop
  for(int i=1;i<=10;i++){
              ~^~~~