/in/foo.c: In function 'FindiSecondMax':
/in/foo.c:26:3: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
  a[max]=0;
   ^
/in/foo.c:32:9: warning: 'smax' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return smax;
         ^~~~