Update dynamic programming.

Author: jdchoi77

src/main/java/edu/emory/cs/dynamic/lcs/LCSDynamic.java

@@ -30,7 +30,7 @@ protected String solve(char[] c, char[] d, int i, int j) {
      * @param d the second string.
      * @return the dynamic table populated by estimating the # of LCSs in the grid of the two specific strings.
      */
-    private int[][] createTable(char[] c, char[] d) {
+    protected int[][] createTable(char[] c, char[] d) {
         final int N = c.length, M = d.length;
         int[][] table = new int[N][M];
 
@@ -41,7 +41,7 @@ private int[][] createTable(char[] c, char[] d) {
         return table;
     }
 
-    private String solve(char[] c, char[] d, int i, int j, int[][] table) {
+    protected String solve(char[] c, char[] d, int i, int j, int[][] table) {
         if (i < 0 || j < 0) return "";
 
         // a common sequence is found

src/main/java/edu/emory/cs/dynamic/lcs/LCSQuiz.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2020 Emory University
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package edu.emory.cs.dynamic.lcs;
+
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author Jinho D. Choi ({@code jinho.choi@emory.edu})
+ */
+public class LCSQuiz extends LCSDynamic {
+    /**
+     * @param a the first string.
+     * @param b the second string.
+     * @return a list of all longest common sequences between the two strings.
+     */
+    public List<String> solveAll(String a, String b) {
+        // TODO: to be filled
+        return new ArrayList<>();
+    }
+}
+