Description SunnyPig is a pig who is much cleverer than any other pigs in the pigpen. One sunny morning, SunnyPig wants to go out of the pigpen to date Mrs. Snail, his beloved. However, it’s terribly tough for a pig to go out of the pigpen because th…
1356: Catch Time Limit: 2 Sec Memory Limit: 128 MBSubmit: 96 Solved: 40[Submit][Status][Web Board] Description A thief is running away!We can consider the city where he locates as an undirected graph in which nodes stand for crosses and edges stand…
传送门: http://acm.csu.edu.cn/csuoj/problemset/problem?pid=2031 Description The Barareh village is on fire due to the attack of the virtual enemy. Several places are already on fire and the fire is spreading fast to other places. Khorzookhan who is the…