/in/foo.cc: In function 'int main()':
/in/foo.cc:27:21: warning: 'pmin2' may be used uninitialized in this function [-Wmaybe-uninitialized]
         cnt+=a[pmin2];
              ~~~~~~~^
/in/foo.cc:26:17: warning: 'pmin1' may be used uninitialized in this function [-Wmaybe-uninitialized]
         a[pmin1]=999999;
         ~~~~~~~~^~~~~~~