Contest Clarifications

Problem 1001 1001

Death_Knight_DK | 2015-08-15 19:03:27Author

求问第一组用例为什么是2啊QAQ= =Thanks

dtyfc | 2015-08-15 19:04:26# 1

铜球。。。。

hdu_xian | 2015-08-15 19:06:05# 2

看不懂