foo.cc: In function 'int main()':
foo.cc:27:33: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
  while(scanf("%d%d%d",&a,&b,&c) && (a + 1) || (b + 1) || (c + 1) ) {
        ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~

自豪地采用[jd5](https://github.com/masnn/jd5)进行评测