Initial commit — Wordle/letter word solver and scorer

2026-05-10 03:01:15 +00:00
commit 900ace491f
41 changed files with 391999 additions and 0 deletions
@@ -0,0 +1,51 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text.RegularExpressions;
+
+namespace Core
+{
+    public class WordFrequency : IComparer<string>
+    {
+        private readonly Dictionary<string, int> _dictionary;
+
+        public WordFrequency()
+            : this(@"all.num.o5.txt")
+        {
+        }
+
+        private static IEnumerable<Tuple<string, int>> ParseWordFreq(IEnumerable<string> lines)
+        {
+            var regex = new Regex("[a-z]+");
+            return
+                from line in lines
+                select line.Split(' ')
+                into fields
+                where fields.Length == 4 && regex.Match(fields[1]).Success
+                let word = fields[1]
+                let freq = int.Parse(fields[0])
+                select new Tuple<string, int>(word.Canonicalize(), freq);
+        }
+
+        public WordFrequency(string filename)
+            : this(ParseWordFreq(filename.GetFileLines()))
+        {
+        }
+
+        public WordFrequency(IEnumerable<Tuple<string, int>> words)
+        {
+            _dictionary = new Dictionary<string, int>();
+            foreach (var wf in words.Where(wf => !_dictionary.ContainsKey(wf.Item1)))
+                _dictionary.Add(wf.Item1, wf.Item2);
+        }
+
+        public int GetWordFreq(string word)
+        {
+            return _dictionary.ContainsKey(word) ? _dictionary[word] : 0;
+        }
+        public int Compare(string x, string y)
+        {
+            return _dictionary[x].CompareTo(_dictionary[y]);
+        }
+    }
+}