using System;
using System.Collections;
public delegate bool IntFilter(int i);
public class MainClass {
public static int[] FilterArrayOfInts(int[] ints, IntFilter filter) {
ArrayList aList = new ArrayList();
foreach (int i in ints) {
if (filter(i)) {
aList.Add(i);
}
}
return ((int[])aList.ToArray(typeof(int)));
}
public static void Main() {
int[] nums = { 1, 2, 3, 4, 5, 6};
int[] oddNums = FilterArrayOfInts(nums, delegate(int i) { return ((i & 1) == 1); });
foreach (int i in oddNums)
Console.WriteLine(i);
}
}
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