phase 2

Assets/Test Assets/BacktrackingTest.cs

@@ -0,0 +1,47 @@
+using EscapeRoomEngine.Engine.Runtime.Utilities;
+using JetBrains.Annotations;
+using NaughtyAttributes;
+using UnityEngine;
+
+namespace Test_Assets
+{
+    public class BacktrackingTest : MonoBehaviour
+    {
+        public int[] values;
+        public int target;
+
+        [Button]
+        [UsedImplicitly]
+        public void Closest()
+        {
+            PrintResult(Backtrack.Closest(new Range(0, values.Length).ToArray(), values, target));
+        }
+
+        [Button]
+        [UsedImplicitly]
+        public void ClosestLower()
+        {
+            var backtrack = new Backtrack(new Range(0, values.Length).ToArray(), values, target);
+            PrintResult(backtrack.BruteForceLower());
+        }
+
+        [Button]
+        [UsedImplicitly]
+        public void ClosestHigher()
+        {
+            var backtrack = new Backtrack(new Range(0, values.Length).ToArray(), values, target);
+            PrintResult(backtrack.BruteForceHigher());
+        }
+
+        private void PrintResult(int[] indices)
+        {
+            var sum = 0;
+            foreach (var i in indices)
+            {
+                Debug.Log(values[i]);
+                sum += values[i];
+            }
+            Debug.Log($"sum: {sum}");
+        }
+    }
+}