C#調整數組順序,讓奇數位於偶數前面的算法的代碼
阿新 • • 發佈:2019-04-16
new t rgs temp while ole ogr list lin print 寫內容之余,把寫內容過程中比較重要的內容記錄起來,如下的資料是關於C#調整數組順序,讓奇數位於偶數前面的算法的內容,希望對碼農們有用。
{
return n%3!=0;
}
}
#endregion
class Test{
public void ReorderTest()
{
RecorderOperator op1 = new ConcreteRecorderOperator1();
Reorder reorder = new Reorder(new List<int>{2,3,4,9,5},op1);
Console.WriteLine("所有奇數位於數組的前半部分,所有偶數位於數組的後半部分");
reorder.Print();
reorder.ReorderArray();
reorder.Print();
RecorderOperator op2 = new ConcreteRecorderOperator2();
reorder.op = op2;
reorder.ReorderArray();
Console.WriteLine("能被3整除的數在前,不能被3整除的數在後");
reorder.Print();
}
}
class Program
{
#region 調整數組順序使奇數位於偶數前面
class Reorder
{
private List<int> _array;
private RecorderOperator _op;
public List<int> array { get { return _array; } set { _array = value; } } public RecorderOperator op { get { return _op; } set { _op = value; } } public Reorder(List<int> array, RecorderOperator op) { _array = array; _op = op; } public Reorder() { } public void ReorderArray() { int length = array.Count; int start = 0, end = length - 1; while (start < end) { while (start < end && !op.Operator(array[start])) start++; while (start < end && op.Operator(array[end])) end--; if (start < end) { int temp = array[start]; array[start] = array[end]; array[end] = temp; } } } public void Print() { array.ForEach(a=>Console.Write(a+" ")); Console.WriteLine(); }
}
class RecorderOperator
{
public virtual bool Operator(int n)
{
return false;
}
}
class ConcreteRecorderOperator1:RecorderOperator
{
public override bool Operator(int n)
{
return (n & 0x1)==0;
}
}
class ConcreteRecorderOperator2 : RecorderOperator
{
public override bool Operator(int n)
return n%3!=0;
}
}
#endregion
class Test{
public void ReorderTest()
{
RecorderOperator op1 = new ConcreteRecorderOperator1();
Reorder reorder = new Reorder(new List<int>{2,3,4,9,5},op1);
Console.WriteLine("所有奇數位於數組的前半部分,所有偶數位於數組的後半部分");
reorder.Print();
reorder.ReorderArray();
RecorderOperator op2 = new ConcreteRecorderOperator2();
reorder.op = op2;
reorder.ReorderArray();
Console.WriteLine("能被3整除的數在前,不能被3整除的數在後");
reorder.Print();
}
}
class Program
{
static void Main(string[] args)
{
Test t = new Test();
t.ReorderTest();
}
}
C#調整數組順序,讓奇數位於偶數前面的算法的代碼