Pascal requires that real constants have either a decimal point, or an exponent (starting with the l
You are to write an interpreter for a simple computer. This computer uses a processor with a small n
The Dir Command We all know the dos command "dir" . It can list the files in the computer . When we
Tree Recovery Little Valentine liked playing with binary trees very much. Her favorite game was cons
All in All You have devised a new encryption technique which encodes a message by inserting betwe
System Overload Recently you must have experienced that when too many people use the BBS simultane
Maya Calendar During his last sabbatical, professor M. A. Ya made a surprising discovery about the o
Bob and Alice started to use a brand-new encoding scheme. Surprisingly it is not a Public Key Crypto
鬼斧神功 精美矿物晶体石欣赏(1552)鬼斧神功 精美矿物晶体石欣赏(1552)
Network Working Group G. Klyne Request for Comments: 2938 Content Technologies Updates: 2533 L. Masi