@[GentlemanQAQ](/space/show?uid=49564) `if(d>=0)d--;`应该不是`d>=0`吧？
by Anguei @ 2018-06-09 21:13:30
题目是P1739
by GentlemanQAQ @ 2018-06-09 21:13:42
@[yyfcpp](/space/show?uid=53062) 那是？
by GentlemanQAQ @ 2018-06-09 21:14:04
@[yyfcpp](/space/show?uid=53062) d>0?
by GentlemanQAQ @ 2018-06-09 21:14:28
@[GentlemanQAQ](/space/show?uid=49564) 您应该是错在没有判断括号顺序吧。如果出现`)`的时候，`d`不大于零，应该直接输出`NO`结束
by Anguei @ 2018-06-09 21:20:06
@[yyfcpp](/space/show?uid=53062) 谢谢您
by GentlemanQAQ @ 2018-06-11 21:38:28