Embedded Guru

How to calculate which day it  is for a given date There are two codes Month and Year Code Month Code: JAN-->0 FEB-->3 MAR-->3 APR-->6 MAY-->1 JUN--->4 JUL--->6 AUG-->2 SEP--->5 OCT--->0 NOV--->3 DEC---->5 Year Code 2064: 2--->1800--1899 0--->1900--1999 6--->2000--2099 4--->2100--2199 if we want for more than 2200 then same thing 2-->2200--2299 and so on if we want for 1700--1799 go in reverse order 2--->1400--1499 0--->1500---1599 6-->1600--1699 4--->1700--1799 Add the date + last two digits of the year+last two digits of the year/4  +month code + century code Divide by 7 and take the remainder remainder-->0-->Sunday remainder-->1--->Monday remainder--->2--->Tuesday remainder--->3---->Wednesday remainder--->4---->Thursday remainder--->5---->Friday remainder---->6---->Saturday I will explain with example 15-...

What is state of art?? Many people used to say you have to know the state of art...so i try to find what is actually state of art.. According to wikipedia:         It defines it as the level of knowledge and development achieved in a technique,science.... In other words it is also defined as staying with the up to date knowledge in order to make advancements in the already existing knowledge....