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> Unreal Engine API Reference > Runtime > Chaos > Chaos > Chaos::Utilities::NChooseR

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Chaos::Utilities::NChooseR

Number of ways to choose of `R_ elements from a set of size `N_, with no repetitions.

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References

Module	Chaos
Header	/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/Utilities.h
Include	#include "Chaos/Utilities.h"

Syntax

namespace Chaos
{
    namespace Utilities
    {
        template<class TINT>
        TINT Chaos::Utilities::NChooseR
        (
            const TINT N,
            const TINT R
        )
    }
}

Remarks

Number of ways to choose of R_ elements from a set of size N_, with no repetitions.

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