37 lines
559 B
C#
37 lines
559 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq.Expressions;
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class Foo<T>
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{
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public bool ContainsAll<U> (IEnumerable<U> items) where U : T
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{
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Func<bool> d = delegate () {
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foreach (U item in items) {
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Expression<Func<bool>> e = () => !Contains (item);
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if (!e.Compile () ())
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return false;
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}
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return true;
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};
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return d ();
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}
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public bool Contains (T t)
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{
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return false;
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}
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}
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class Program
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{
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public static int Main ()
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{
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var x = new Foo<int> ();
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return x.ContainsAll (new [] { 4, 6, 78 }) ? 0 : 1;
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}
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}
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