foo.cc: In function 'int main()':
foo.cc:10:10: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   if(c==9&&d==30||c==1&&d==30||(c+d)%2==0)cout<<"YES\n";
          ^

自豪的采用 HydroJudger 进行评测(github.com/hydro-dev/HydroJudger)

{"receive":"2020-05-10T12:14:28.753Z","handle":"2020-05-10T12:14:28.753Z","cache_start":"2020-05-10T12:14:28.763Z","read_cases":"2020-05-10T12:14:28.881Z","judge":"2020-05-10T12:14:28.884Z","done":"2020-05-10T12:14:30.406Z"}