次の方法で共有


BigInteger.DivRem メソッド

定義

オーバーロード

名前 説明
DivRem(BigInteger, BigInteger)

2 つの値の商と剰余を計算します。

DivRem(BigInteger, BigInteger, BigInteger)

1 つの BigInteger 値を別の値で除算し、結果を返し、出力パラメーターで剰余を返します。

DivRem(BigInteger, BigInteger)

ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs

2 つの値の商と剰余を計算します。

public:
 static ValueTuple<System::Numerics::BigInteger, System::Numerics::BigInteger> DivRem(System::Numerics::BigInteger left, System::Numerics::BigInteger right) = System::Numerics::IBinaryInteger<System::Numerics::BigInteger>::DivRem;
public static(System.Numerics.BigInteger Quotient, System.Numerics.BigInteger Remainder) DivRem(System.Numerics.BigInteger left, System.Numerics.BigInteger right);
static member DivRem : System.Numerics.BigInteger * System.Numerics.BigInteger -> ValueTuple<System.Numerics.BigInteger, System.Numerics.BigInteger>
Public Shared Function DivRem (left As BigInteger, right As BigInteger) As ValueTuple(Of BigInteger, BigInteger)

パラメーター

left
BigInteger

除算 right 値。

right
BigInteger

leftを除算する値。

戻り値

leftの商と剰余をrightで除算します。

実装

例外

right は 0 です。

適用対象

DivRem(BigInteger, BigInteger, BigInteger)

ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs
ソース:
BigInteger.cs

1 つの BigInteger 値を別の値で除算し、結果を返し、出力パラメーターで剰余を返します。

public:
 static System::Numerics::BigInteger DivRem(System::Numerics::BigInteger dividend, System::Numerics::BigInteger divisor, [Runtime::InteropServices::Out] System::Numerics::BigInteger % remainder);
public static System.Numerics.BigInteger DivRem(System.Numerics.BigInteger dividend, System.Numerics.BigInteger divisor, out System.Numerics.BigInteger remainder);
static member DivRem : System.Numerics.BigInteger * System.Numerics.BigInteger * BigInteger -> System.Numerics.BigInteger
Public Shared Function DivRem (dividend As BigInteger, divisor As BigInteger, ByRef remainder As BigInteger) As BigInteger

パラメーター

dividend
BigInteger

除算する値。

divisor
BigInteger

除算する値。

remainder
BigInteger

このメソッドから制御が戻るときに、除算の剰余を表す BigInteger 値が格納されます。 このパラメーターは初期化されていない状態で渡されます。

戻り値

除算の商。

例外

divisor は 0 (ゼロ) です。

次の例では、 BigInteger 値の配列を作成します。 次に、各要素を、 Divide メソッド、除算演算子 (/)、および DivRem メソッドを使用する除算演算の商として使用します。

using System;
using System.Numerics;

public class Example
{
   public static void Main()
   {
      BigInteger divisor = BigInteger.Pow(Int64.MaxValue, 2);

      BigInteger[] dividends = { BigInteger.Multiply((BigInteger) Single.MaxValue, 2),
                                 BigInteger.Parse("90612345123875509091827560007100099"),
                                 BigInteger.One,
                                 BigInteger.Multiply(Int32.MaxValue, Int64.MaxValue),
                                 divisor + BigInteger.One };

      // Divide each dividend by divisor in three different ways.
      foreach (BigInteger dividend in dividends)
      {
         BigInteger quotient;
         BigInteger remainder = 0;

         Console.WriteLine("Dividend: {0:N0}", dividend);
         Console.WriteLine("Divisor:  {0:N0}", divisor);
         Console.WriteLine("Results:");
         Console.WriteLine("   Using Divide method:     {0:N0}",
                           BigInteger.Divide(dividend, divisor));
         Console.WriteLine("   Using Division operator: {0:N0}",
                           dividend / divisor);
         quotient = BigInteger.DivRem(dividend, divisor, out remainder);
         Console.WriteLine("   Using DivRem method:     {0:N0}, remainder {1:N0}",
                           quotient, remainder);

         Console.WriteLine();
      }
   }
}
// The example displays the following output:
//    Dividend: 680,564,693,277,057,719,623,408,366,969,033,850,880
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     7
//       Using Division operator: 7
//       Using DivRem method:     7, remainder 85,070,551,165,415,408,691,630,012,479,406,342,137
//
//    Dividend: 90,612,345,123,875,509,091,827,560,007,100,099
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 90,612,345,123,875,509,091,827,560,007,100,099
//
//    Dividend: 1
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 1
//
//    Dividend: 19,807,040,619,342,712,359,383,728,129
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 19,807,040,619,342,712,359,383,728,129
//
//    Dividend: 85,070,591,730,234,615,847,396,907,784,232,501,250
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     1
//       Using Division operator: 1
//       Using DivRem method:     1, remainder 1
open System
open System.Numerics

let divisor = BigInteger.Pow(Int64.MaxValue, 2)

let dividends =
    [| BigInteger.Multiply(bigint Single.MaxValue, 2)
       BigInteger.Parse "90612345123875509091827560007100099"
       BigInteger.One
       BigInteger.Multiply(Int32.MaxValue, Int64.MaxValue)
       divisor + BigInteger.One |]

// Divide each dividend by divisor in three different ways.
for dividend in dividends do
    let mutable quotient = 0I
    let mutable remainder = 0I

    printfn $"Dividend: {dividend:N0}"
    printfn $"Divisor:  {divisor:N0}"
    printfn "Results:"
    printfn $"   Using Divide method:     {BigInteger.Divide(dividend, divisor):N0}"
    printfn $"   Using Division operator: {dividend / divisor:N0}"
    quotient <- BigInteger.DivRem(dividend, divisor, &remainder)
    printfn $"   Using DivRem method:     {quotient:N0}, remainder {remainder:N0}"
    printfn ""
// The example displays the following output:
//    Dividend: 680,564,693,277,057,719,623,408,366,969,033,850,880
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     7
//       Using Division operator: 7
//       Using DivRem method:     7, remainder 85,070,551,165,415,408,691,630,012,479,406,342,137
//
//    Dividend: 90,612,345,123,875,509,091,827,560,007,100,099
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 90,612,345,123,875,509,091,827,560,007,100,099
//
//    Dividend: 1
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 1
//
//    Dividend: 19,807,040,619,342,712,359,383,728,129
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     0
//       Using Division operator: 0
//       Using DivRem method:     0, remainder 19,807,040,619,342,712,359,383,728,129
//
//    Dividend: 85,070,591,730,234,615,847,396,907,784,232,501,250
//    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
//    Results:
//       Using Divide method:     1
//       Using Division operator: 1
//       Using DivRem method:     1, remainder 1
Imports System.Numerics

Module Example
   Public Sub Main()
      Dim divisor As BigInteger = BigInteger.Pow(Int64.MaxValue, 2)
      
      Dim dividends() As BigInteger = { BigInteger.Multiply(CType(Single.MaxValue, BigInteger), 2), 
                                        BigInteger.Parse("90612345123875509091827560007100099"), 
                                        BigInteger.One, 
                                        BigInteger.Multiply(Int32.MaxValue, Int64.MaxValue),
                                        divisor + BigInteger.One }

      ' Divide each dividend by divisor in three different ways.
      For Each dividend As BigInteger In dividends
         Dim quotient As BigInteger
         Dim remainder As BigInteger = 0
         
         ' Divide using division operator.
         Console.WriteLine("Dividend: {0:N0}", dividend)
         Console.WriteLine("Divisor:  {0:N0}", divisor)
         Console.WriteLine("Results:")
         Console.WriteLine("   Using Divide method:     {0:N0}", 
                           BigInteger.Divide(dividend, divisor))
         Console.WriteLine("   Using Division operator: {0:N0}", 
                           dividend / divisor)
         quotient = BigInteger.DivRem(dividend, divisor, remainder)
         Console.WriteLine("   Using DivRem method:     {0:N0}, remainder {1:N0}", 
                           quotient, remainder)
         
         Console.WriteLine()         
      Next                                        
   End Sub
End Module
' The example displays the following output:
'    Dividend: 680,564,693,277,057,719,623,408,366,969,033,850,880
'    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
'    Results:
'       Using Divide method:     7
'       Using Division operator: 7
'       Using DivRem method:     7, remainder 85,070,551,165,415,408,691,630,012,479,406,342,137
'    
'    Dividend: 90,612,345,123,875,509,091,827,560,007,100,099
'    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
'    Results:
'       Using Divide method:     0
'       Using Division operator: 0
'       Using DivRem method:     0, remainder 90,612,345,123,875,509,091,827,560,007,100,099
'    
'    Dividend: 1
'    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
'    Results:
'       Using Divide method:     0
'       Using Division operator: 0
'       Using DivRem method:     0, remainder 1
'    
'    Dividend: 19,807,040,619,342,712,359,383,728,129
'    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
'    Results:
'       Using Divide method:     0
'       Using Division operator: 0
'       Using DivRem method:     0, remainder 19,807,040,619,342,712,359,383,728,129
'    
'    Dividend: 85,070,591,730,234,615,847,396,907,784,232,501,250
'    Divisor:  85,070,591,730,234,615,847,396,907,784,232,501,249
'    Results:
'       Using Divide method:     1
'       Using Division operator: 1
'       Using DivRem method:     1, remainder 1

注釈

このメソッドは、整数除算の結果である商と剰余の両方を保持します。 剰余に関心がない場合は、 Divide メソッドまたは除算演算子を使用します。剰余のみに関心がある場合は、 Remainder メソッドを使用します。

返される remainder 値の符号は、 dividend パラメーターの符号と同じです。

DivRem メソッドの動作は、Math.DivRem メソッドの動作と同じです。

適用対象