Combination Calculator

Calculates the number of combinations of n things taken r at a time.

Combination
number of things n
    1. n≧r≧0
number to be taken r

combinations nCr
    1.  
    Combination
    [1-10] /29Disp-Num
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    [1]  2022/06/02 12:47   Under 20 years old / High-school/ University/ Grad student / Very /
    Purpose of use
    calculator used for Algebra 2 class homework
    [2]  2022/05/16 07:45   20 years old level / High-school/ University/ Grad student / Very /
    Purpose of use
    Testing a program we made for an assignment
    [3]  2022/05/09 15:58   Under 20 years old / High-school/ University/ Grad student / A little /
    Purpose of use
    To find enlightenment through confusion.
    [4]  2022/03/29 05:43   20 years old level / - / Very /
    Purpose of use
    forgot my calculator at home
    [5]  2021/11/29 20:32   20 years old level / High-school/ University/ Grad student / Very /
    Purpose of use
    Wanting to know what the total amount of bilateral relations between 197 countries is worldwide.
    [6]  2021/05/19 19:36   Under 20 years old / Elementary school/ Junior high-school student / A little /
    Purpose of use
    To find the possible combinations with a given space of 4 out of 18 different inputs.
    Comment/Request
    If you could make it show every single combination that would be amazing
    [7]  2021/01/18 13:35   30 years old level / An office worker / A public employee / Very /
    Purpose of use
    to compute possible combinations of optional filters in a database
    [8]  2020/09/01 19:02   Under 20 years old / Elementary school/ Junior high-school student / Very /
    Purpose of use
    for the lolz
    [9]  2020/05/18 19:18   Under 20 years old / Elementary school/ Junior high-school student / A little /
    Purpose of use
    homework
    Comment/Request
    would be nice if it showed exactly how it was calculated
    [10]  2020/03/17 18:35   50 years old level / An office worker / A public employee / Very /
    Purpose of use
    To calculate the customizable product options for an AI robot

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