Hello,
i must well have been one of those rare member of the board who is asking for questions. Please please please give me few questions so that i can solve at home like any series like

1
12
12321
1234321 with only a single loop(not nested loop nothing..just a simple loop) or any such program

I am one of those rare member who is not asking for solution but asking for few problem statements so that i can kill time at home. Please everybody take an active step and give me as many programming problems as you want but dont give whole complete projects to build i am just in college not a professional programmer. Give me any problem related to link list ,recursion or anything
waiting for the member's reply.Anybody who has some interesting or tricky programming challenge are welcomed..