摘要:
A strange lift Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description There is a strange lift.The lift c 阅读全文
摘要:
Knight Moves Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Problem Description A friend of you is doing research on 阅读全文