41 lines
525 B
C#
41 lines
525 B
C#
using System;
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public class A
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{
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protected int value = 9;
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public virtual int this [int i]
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{
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get { throw new NotImplementedException (); }
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set { this.value = i; }
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}
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}
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public class B : A
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{
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public override int this [int i]
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{
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get { return value; }
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}
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}
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public class C : B
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{
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public override int this [int i]
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{
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get { return base [i]; }
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set { base [i] = value; }
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}
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public static int Main ()
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{
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var c = new C ();
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var r = c [100]++;
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Console.WriteLine (r);
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if (r != 9)
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return 1;
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return 0;
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}
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}
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