Write a program that will take user's two numbers and display them in ascending order.
For example, you may have the following interface with user.
| Please enter
      any two integers: 900 200 You entered 900 and 200. The ascending order of them are 200 and 900. | 
| Please enter
      any two integers: 100 200 You entered 100 and 200. The ascending order of them are 100 and 200. | 
Note:
     How to swap (exchange) two numbers?
     Key:  get a
temporary box to help. 
For example, the way to swap X and Y is followed.
temp = X;
X = Y;
Y = temp;

