1 files changed, 21 insertions, 0 deletions
diff --git a/Week6 Sliding game solver/src/Configuration.java b/Week6 Sliding game solver/src/Configuration.java
new file mode 100644
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+++ b/Week6 Sliding game solver/src/Configuration.java
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+import java.util.Collection;
+
+
+/**
+ * An interface for representing nodes in a state space.
+ * 
+ * @author Sjaak Smetsers
+ * @version 1.2
+ * @date 28-02-2015
+ */
+public interface Configuration extends Comparable<Configuration> {
+    /*
+     * To obtain the successors for a specific configuration
+     * @return a collection of configurations containing the successors
+     */
+	public Collection<Configuration> successors ();
+    /*
+     * For marking final / solution configurations.
+     */
+	public boolean isSolution ();
+}