BigInteger.DivRem(BigInteger, BigInteger, BigInteger) Method

Definition

Делит одно значение BigInteger на другое, возвращает результат, а также возвращает остаток в виде параметра вывода.Divides one BigInteger value by another, returns the result, and returns the remainder in an output parameter.

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

Parameters

dividend
BigInteger

Значение, которое необходимо разделить.The value to be divided.

divisor
BigInteger

Значение, на которое необходимо разделить.The value to divide by.

remainder
BigInteger

После выполнения данного метода содержит значение BigInteger, представляющее остаток от деления.When this method returns, contains a BigInteger value that represents the remainder from the division. Этот параметр передается без инициализации.This parameter is passed uninitialized.

Returns

BigInteger

Частное от деления.The quotient of the division.

Exceptions

Значение параметра divisor равно нулю (0).divisor is 0 (zero).

Examples

В следующем примере создается массив BigInteger значений.The following example creates an array of BigInteger values. Затем он использует каждый элемент в качестве частного в операции деления, которая использует метод Divide, оператор деления (/) и метод DivRem.It then uses each element as the quotient in a division operation that uses the Divide method, the division operator (/), and the DivRem method.

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
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

Remarks

Этот метод сохраняет как частное, так и остаток, полученные в результате целочисленного деления.This method preserves both the quotient and the remainder that results from integer division. Если вы не заинтересованы в оставшейся части, используйте метод Divide или оператор деления. Если вы заинтересованы только в оставшейся части, используйте метод Remainder.If you are not interested in the remainder, use the Divide method or the division operator; if you are only interested in the remainder, use the Remainder method.

Знак возвращаемого remainder значение совпадает со знаком параметра dividend.The sign of the returned remainder value is the same as the sign of the dividend parameter.

Поведение метода DivRem идентично поведению метода Math.DivRem.The behavior of the DivRem method is identical to that of the Math.DivRem method.

Applies to