270523

Author: aluferraz

src/Main.java

@@ -2,6 +2,7 @@
 import leetcode.editor.en.Q1140.StoneGameIi;
 import leetcode.editor.en.Q1220.CountVowelsPermutation;
 import leetcode.editor.en.Q1259.HandshakesThatDontCross;
+import leetcode.editor.en.Q1406.StoneGameIii;
 import leetcode.editor.en.Q1473.PaintHouseIii;
 import leetcode.editor.en.Q1498.NumberOfSubsequencesThatSatisfyTheGivenSumCondition;
 import leetcode.editor.en.Q1697.CheckingExistenceOfEdgeLengthLimitedPaths;
@@ -42,8 +43,7 @@
 
 public class Main {
     public static void main(String[] args) throws IOException {
-        System.out.println(new New21Game().new21Game(185, 183, 2));
-//        System.out.println(new StoneGameIi().stoneGameII(toIntArray("[77,12,64,35,28,4,87,21,20]")));
+        System.out.println(new StoneGameIii().stoneGameIII(toIntArray("[1,2,3,6]")));
 
 
     }

src/leetcode/editor/en/Q1406/StoneGameIii.java

@@ -0,0 +1,47 @@
+package leetcode.editor.en.Q1406;
+
+import java.util.*;
+
+import javafx.util.Pair;
+
+//leetcode submit region begin(Prohibit modification and deletion)
+class Solution {
+    Integer[] cache;
+
+    public String stoneGameIII(int[] stoneValue) {
+
+        cache = new Integer[stoneValue.length];
+
+        int ans = stoneGameIII(0, stoneValue);
+        if (ans == 0) return "Tie";
+        if (ans > 0) return "Alice";
+        return "Bob";
+
+    }
+
+
+    private int stoneGameIII(int i, int[] stoneValue) {
+        if (i >= stoneValue.length) return 0;
+        if (cache[i] != null) return cache[i];
+
+        int score = Integer.MIN_VALUE;
+
+        int stoneSum = 0;
+
+        for (int j = i; j < Math.min(i + 3, stoneValue.length); j++) {
+            stoneSum += stoneValue[j];
+            int scoreChoosingStone = stoneSum - stoneGameIII(j + 1, stoneValue);
+            score = Math.max(scoreChoosingStone, score);
+        }
+
+        cache[i] = score;
+        return score;
+
+
+    }
+}
+//leetcode submit region end(Prohibit modification and deletion)
+
+
+public class StoneGameIii extends Solution {
+}