Programming Help

It's nice to have such tricks & tips in ubuntu.
But i want answers for following urgently Pleas.....
1)What according to you will be the most important innovation/invention in the next ten years? Provide appropriate reasoning for your conclusion.

*******************************************************************
2)
<H2 style="MARGIN: auto 0in">The Problem

You will be given an address in a string, you need to parse the address from the string and return the structure Address.



Signature:

Address parseAddress(String address)

Input:

String with address(e.g. “Lunkad Tower, 6th floor, \r\n Viman Nagar, \r\n Pune 411014")

Output:

The structure Address




public class Address

{

public string Street {get;set;}; // Lunkad Tower, 6th floor

public string Locality {get;set;}; // Viman Nagar

public string City {get;set;}; // Pune

public string State {get;set;}; // MH, Maharashtra

public string PostalCode {get;set;}; // 60611

public string Country {get;set;}; // e.g. India, IN

}

*********************************************

3)

Explain the following 2 regular expressions. Where would they be used? What potential problems do you foresee in using them? Also provide a sample input for each of the regular expressions.

1. [a-zA-Z]{5}\d{4}[a-zA-Z]{1}

2. ^[^<>&~\s^%A-Za-z\\][^A-Za-z%^\\<>]{1,25}$

***************************************************************

</H2>