/in/foo.cc: In function 'int FindiMax(int)':
/in/foo.cc:7:8: warning: variable 'max' set but not used [-Wunused-but-set-variable]
  int i,max;
        ^~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:25:8: warning: 'n' is used uninitialized in this function [-Wuninitialized]
  printf("%d",FindiMax(n));
  ~~~~~~^~~~~~~~~~~~~~~~~~
/in/foo.cc: In function 'int FindiMax(int)':
/in/foo.cc:19:9: warning: 'pos' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return pos;
         ^~~