foo.cc: In function 'int main()':
foo.cc:24:19: warning: 'you' may be used uninitialized in this function [-Wmaybe-uninitialized]
  if ((zuo + n - 1 - you) % 2 == 1) cout << "Win";
      ~~~~~~~~~~~~~^~~~~~
foo.cc:24:11: warning: 'zuo' may be used uninitialized in this function [-Wmaybe-uninitialized]
  if ((zuo + n - 1 - you) % 2 == 1) cout << "Win";
       ~~~~^~~

自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。