/in/foo.cc: In function 'int main()':
/in/foo.cc:27:17: warning: unused variable 'x' [-Wunused-variable]
  int a[10000],n,x;
                 ^
/in/foo.cc: In function 'int FindiMax(int*, int, int)':
/in/foo.cc:24:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^