Accepted
/in/foo.cc: In function 'int main()':
/in/foo.cc:9:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (str.find('A') == -1 && str.find('B') == -1){
      ~~~~~~~~~~~~~~^~~~~
/in/foo.cc:9:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if (str.find('A') == -1 && str.find('B') == -1){
                             ~~~~~~~~~~~~~~^~~~~
  信息
- 递交者
 - 类型
 - 递交
 - 题目
 - 谁更聪明?
 - 比赛
 - 2019-1-24寒假集训3
 - 语言
 - C++
 - 递交时间
 - 2019-01-24 11:14:41
 - 评测时间
 - 2019-01-24 13:59:48
 - 评测机
 
- 分数
 - 100
 - 总耗时
 - 15ms
 - 峰值内存
 - 216.0 KiB