Permutations for N People to Occupy R Seats In A Classroom

[pallavivaswani]

Feature ✅

Description

Write a code to find all the possible permutations in which N people can occupy R number of seats in a classroom N students are looking to find R seats in a classroom. Some of the seats are already occupied and only a few can be accommodated in the classroom. The available seats are assumed as R and N number of people are looking to accommodate within the room.

Hint :

nPr = n! / (n-r)!

Example

Input:

Enter the num of people: 9 Enter the number of seats available: 5

Output:

Num of ways people can be seated: 15120

Checklist:

• [x] I have read the project guidelines.
• [x] I have checked all the existing projects, before submitting a new project issue.
• [x] This issue will be meaningful for the project.
• [x] I will contribute more in future

Contributors are supposed to mention their coding language while asking for assignment

[ciandunne]

I would like to do this in C please.

[therupdeep]

@pallavivaswani @pratik-choudhari i would like to do this in Java. Can you assign it to me?

[pratik-choudhari]

@therupdeep You are assigned to two issues which is max limit for this repository.

[raj2729]

Hello @pratik-choudhari I would like to do this in Java. Could you assign it to me?

[maityankan10]

I would like to do this in c++

[subhadeep1912]

@pratik-choudhari I can do this in C#

[pratik-choudhari]

@maityankan10 C/C++ is already assigned to @cianopiano

[ghost]

@pratik-choudhari please Assign this to me. I will do in python.