/in/foo.cc: In function 'bool cmp(homew, homew)':
/in/foo.cc:11:37: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   11 |         return a.nd>b.nd||a.nd==b.nd&&a.bh<b.bh;
      |                           ~~~~~~~~~~^~~~~~~~~~~