diff --git a/src/main/java/com/zipcodewilmington/looplabs/IntegerDuplicateDeleter.java b/src/main/java/com/zipcodewilmington/looplabs/IntegerDuplicateDeleter.java
index ee550c5..5b5cd54 100644
--- a/src/main/java/com/zipcodewilmington/looplabs/IntegerDuplicateDeleter.java
+++ b/src/main/java/com/zipcodewilmington/looplabs/IntegerDuplicateDeleter.java
@@ -1,8 +1,27 @@
 package com.zipcodewilmington.looplabs;
 
+import java.util.Arrays;
+
 /**
  * Created by leon on 1/29/18.
  * @ATTENTION_TO_STUDENTS You are forbidden from modifying the signature of this class.
  */
 public final class IntegerDuplicateDeleter extends DuplicateDeleter<Integer> {
+    public IntegerDuplicateDeleter(Integer[] intArray) {
+        super(intArray);
+    }
+
+    @java.lang.Override
+    public Integer[] removeDuplicates(int maxNumberOfDuplications) {
+        return Arrays.stream(array).filter(y -> getOccurance(y)< maxNumberOfDuplications).toArray(Integer[]::new);
+    }
+
+    @java.lang.Override
+    public Integer[] removeDuplicatesExactly(int exactNumberOfDuplications) {
+        return Arrays.stream(array).filter(t -> getOccurance(t) != exactNumberOfDuplications).toArray(Integer[]::new);
+    }
+
+    public Long getOccurance (Integer x){
+        return Arrays.stream(array).filter(z ->z == x).count();
+    }
 }
diff --git a/src/main/java/com/zipcodewilmington/looplabs/StringDuplicateDeleter.java b/src/main/java/com/zipcodewilmington/looplabs/StringDuplicateDeleter.java
index 4818fe3..f293716 100644
--- a/src/main/java/com/zipcodewilmington/looplabs/StringDuplicateDeleter.java
+++ b/src/main/java/com/zipcodewilmington/looplabs/StringDuplicateDeleter.java
@@ -1,8 +1,28 @@
 package com.zipcodewilmington.looplabs;
 
+import java.util.Arrays;
+
 /**
  * Created by leon on 1/28/18.
+ *
  * @ATTENTION_TO_STUDENTS You are forbidden from modifying the signature of this class.
  */
 public final class StringDuplicateDeleter extends DuplicateDeleter<String> {
+    public StringDuplicateDeleter(String[] intArray) {
+        super(intArray);
+    }
+
+    @Override
+    public String[] removeDuplicates(int maxNumberOfDuplications) {
+        return Arrays.stream(array).filter(y -> getOccurance(y) < maxNumberOfDuplications).toArray(String[]::new);
+    }
+
+    @Override
+    public String[] removeDuplicatesExactly(int exactNumberOfDuplications) {
+        return Arrays.stream(array).filter(t -> getOccurance(t) != exactNumberOfDuplications).toArray(String[]::new);
+    }
+
+    public Long getOccurance(String x) {
+        return Arrays.stream(array).filter(z -> z.equals(x)).count();
+    }
 }