Tanguy

merge request de tanguy vers master

src/main/java/ch/hepia/structure/BinaryHeap.java

@@ -23,6 +23,30 @@ final public class BinaryHeap
       this.sort();
     }
 
+    public boolean isEmpty()
+    {
+      if(this.size()==0)
+      {
+        return true;
+      }
+      else
+      {
+        return false;
+      }
+    }
+
+    public boolean exist(int k)
+    {
+      for(int val:this.lstBinaryHeap)
+      {
+        if(k==val)
+        {
+          return true;
+        }
+      }
+      return false;
+    }
+
     public static void populate(BinaryHeap heap, int size)
     {
       Random rand = new Random();