/in/foo.cc: In function 'int main()':
/in/foo.cc:13:17: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  if((a[12]!='X')&&((a[12]-'0')==m)||(a[12]=='X')&&(m==10))
     ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~
/in/foo.cc:15:15: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  if(a[12]=='X'&&m!=10||(a[12]-'0')!=m)
     ~~~~~~~~~~^~~~~~~