foo.cc: In function 'int main()':
foo.cc:14:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~
foo.cc:18:13: warning: iteration 9 invokes undefined behavior [-Waggressive-loop-optimizations]
   if(max<a[i])
          ~~~^
foo.cc:16:11: note: within this loop
  for(i=1;i<=N;i++)
          ~^~~
foo.cc:10:12: warning: 'min' may be used uninitialized in this function [-Wmaybe-uninitialized]
  int i,max,min;
            ^~~
foo.cc:10:8: warning: 'max' may be used uninitialized in this function [-Wmaybe-uninitialized]
  int i,max,min;
        ^~~

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