/in/foo.c: In function 'findsmax':
/in/foo.c:44:5: warning: 'min2' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(a[y]>min2)
     ^
/in/foo.c:50:9: warning: 's2' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return s2;
         ^~