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(HARD TO DETECT)What's wrong in my TEAMMATE submission?

Link of codechef submission : https://www.codechef.com/viewsolution/20852630

Link if you directly want to fork in online compiler : https://ideone.com/NN1rqk

Please explain where are the things going wrong.

asked 19 Oct '18, 17:29

geek0's gravatar image

1★geek0
112
accept rate: 0%

edited 19 Oct '18, 17:52


I think the problem is with how you're counting groups of 2, specifically the way you're calculating 2^n. It's not very clear. If you explained what you calculated a little better, it would help.

We want to calculate $\frac{(2n)!}{2^n n!}$

Here is my code. It might be helpful to you.

link

answered 19 Oct '18, 21:30

mathprogrammer's gravatar image

3★mathprogrammer
585
accept rate: 5%

I think the problem is with something else, see this groups of tow works fine... https://ideone.com/apGeHx

(20 Oct '18, 13:20) geek01★
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question asked: 19 Oct '18, 17:29

question was seen: 292 times

last updated: 20 Oct '18, 13:20