foo.cc: In function 'int main()':
foo.cc:13:15: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  if(a[12]!='X'&&(a[12]-'0')==m||a[12]=='X'&&m==10)
     ~~~~~~~~~~^~~~~~~~~~~~~~~~
foo.cc:15:15: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  if(a[12]=='X'&&m!=10||(a[12]-'0')!=m)
     ~~~~~~~~~~^~~~~~~

自豪的采用jd5进行评测(github.com/masnn/jd5)

{"receive":"2020-02-23T07:16:46.420Z","handle":"2020-02-23T07:16:46.420Z","done":"2020-02-23T07:16:47.188Z"}