Data commit

Task/Averages-Mode/Elena/averages-mode.elena

@@ -0,0 +1,37 @@
+import system'routines;
+import system'collections;
+import extensions;
+
+extension op
+{
+    get Mode()
+    {
+        var countMap := Dictionary.new(0);
+        self.forEach:(item)
+        {
+            countMap[item] := countMap[item] + 1
+        };
+
+        countMap := countMap.Values.sort:(p,n => p > n);
+
+        var max := countMap.FirstMember;
+
+        ^ countMap
+            .filterBy:(kv => max.equal(kv.Value))
+            .selectBy:(kv => kv.Key)
+            .toArray()
+    }
+}
+
+public program()
+{
+    var array1 := new int[]{1, 1, 2, 4, 4};
+    var array2 := new int[]{1, 3, 6, 6, 6, 6, 7, 7, 12, 12, 17};
+    var array3 := new object[]{1, "blue", 2, 7.5r, 5, "green", "red", 5, 2, "blue", "white"};
+
+    console
+        .printLine("mode of (",array1.asEnumerable(),") is (",array1.Mode,")")
+        .printLine("mode of (",array2.asEnumerable(),") is (",array2.Mode,")")
+        .printLine("mode of (",array3.asEnumerable(),") is (",array3.Mode,")")
+        .readChar()
+}