OoasTools

// C5 example

// 2004-09-01

using System;

using C5;

using SCG = System.Collections.Generic;

class MyTest {

  static readonly IHasher<TreeBag<char>> sequencedTreeBagHasher

    = new C5.HasherBuilder.SequencedHasher<TreeBag<char>,char>();

  static readonly IHasher<TreeBag<char>> unsequencedTreeBagHasher

    = new C5.HasherBuilder.UnsequencedHasher<TreeBag<char>,char>();

  static readonly IHasher<HashBag<char>> unsequencedHashBagHasher

    = new C5.HasherBuilder.UnsequencedHasher<HashBag<char>,char>();

  public static void Main(String[] args) {

  }

  public static void FindCollisions(SCG.IEnumerable<String> ss) {

    HashBag<int> occurrences = new HashBag<int>();

    foreach (String s in ss) {

      TreeBag<char> tb = TreeBag(s);

      // HashBag<char> hb = HashBag(s);

      occurrences.Add(sequencedTreeBagHasher.GetHashCode(tb));

      // unsequencedTreeBagHasher.GetHashCode(tb);

      // unsequencedHashBagHasher.GetHashCode(hb);

    }

  }

  public static TreeBag<char> TreeBag(String s) { 

    TreeBag<char> anagram = new TreeBag<char>();

    foreach (char c in s) 

      anagram.Add(c);

    return anagram;

  }

  public static HashBag<char> HashBag(String s) { 

    HashBag<char> anagram = new HashBag<char>();

    foreach (char c in s) 

      anagram.Add(c);

    return anagram;

  }

}