HDU-6299 Balanced Sequence(2018-HDU多校-第一场-02)
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1695 Accepted Submission(s): 418Problem DescriptionChiaki has n strings s1,s2,…,sn consi...