摘要：
在看了春晚小彩旗的E技能（旋转）后就一直在lol……额抽点时间撸一题吧……Redundant PathsTime Limit:1000MSMemory Limit:65536KTotal Submissions:8159Accepted:3541DescriptionIn order to get from one of the F (1 2 and 1 –> 6 –> 5 –> 21 – 4: 1 –> 2 –> 3 –> 4 and 1 –> 6 –> 5 –> 43 – 7: 3 –> 4 –> 7 and 3 –> 阅读全文