Thread: Whether you can do this task?

Please do this task, for you is probably easy but I'm stupid ...
Thanks to everyone who help me.

Waterpolo player Jimmy participate in preparations for the competition for a period of N days. The first day of preparation Jimmy swim a meter, and every next day for D meters more than the previous day. Write a program that determines how much Jimmy meters swim on the last day of preparation.

Enters

the three integers, each in a separate line of standard input. Numbers respectively represent the number of days that the preparation last N
(N≤20), how many meters Jimmy swim first day of the preparation of A (a≤3000), how many meter every day Jimmy more floats in relation to previous day D (d≤1000)

Exit

In the standard output display how many meters Jimmy swim on the last day of preparation

Example

entrance

10
500
100

Exit

1400

https://cboard.cprogramming.com/c-pr...uncements.html
This isn't a homework on demand service.

You need to make an effort by yourself first.

Ignorant and lazy are NOT the same as stupid.

Tim S.

Originally Posted by boredsatan

Isn't this a forum to help others?

Yep, and, I helped the OP by explaining that stupid is not the same as ignorant and lazy.

In order to fix a problem, it is easier to succeed with a good description of the problem then a bad description.

Tim S.

Originally Posted by rstanley

To both @boredsatan & @stahta01:

Please reread @Salem's response#2 above!

Please read the first line of the original poster's post.

Tim S.