Hello,
I am beginner to C, C++, C# programming, i want to build my career in programming field. so i am reviewing all the functionality of the programming. Can any one help me out how to do this using Nested Do while loop to print pattern like below I don't want to do this using any other method. But as programmer we will know that we can do this in many others ways.

Output
----------
1
12
123
1234
12345


if any programmer think it is simple logic. But this type of simple logic will make anyone better programmer.

If any help appreciate