H - Solve this interesting problem Time Limit:1000MS Memory Limit:32768KB 64bit IO Format:%I64d & %I64u Submit Status Practice HDU 5323 Appoint description: System Crawler (2015-07-28) Description Have you learned something about segment tr…
Capture the Flag Time Limit: 2 Seconds Memory Limit: 65536 KB Special Judge In computer security, Capture the Flag (CTF) is a computer security competition. CTF contests are usually designed to serve as an educational exercise to give participants ex…