Add implementation to check if an array is sorted and remove duplicates from an array

Author: gourabofficial

LeetCode-Question/arrayIsSorted.java

@@ -0,0 +1,21 @@
+public class arrayIsSorted {
+    public static void main(String[] args) {
+        int arr[] = { 1,100, 2, 3, 4, 2, 3, 7, 54, 9, 1 };
+        // int arr[] ={1,2,3,4,5,6,7};
+        boolean result = isSorted(arr);
+        if (result) {
+            System.out.println("yes the array is sorted");
+        } else {
+            System.out.println("array is not sorted");
+        }
+
+    }
+
+    public static boolean isSorted(int arr[]) {
+
+        for(int i=1; i<arr.length;i++){
+            if(arr[i] < arr[i-1]) return false;
+        }
+        return true;
+    }
+}

LeetCode-Question/removeDuplicateInArray.java

@@ -0,0 +1,16 @@
+
+import java.util.HashSet;
+import java.util.Set;
+
+/* Remove Duplicates from Sorted Array  */
+
+public class removeDuplicateInArray {
+    public static void main(String[] args) {
+        int arr[] = { 1, 2, 3, 4, 1, 1, 1, 3, 4, 6, 7, 7, 7, 5 };
+        Set<Integer> myset = new HashSet<>();
+        for (int nums : arr) {
+            myset.add(nums);
+        }
+        System.out.println("Array without duplicate Element :  " +myset);
+    }
+}

LeetCode-Question/tempCodeRunnerFile.java

@@ -0,0 +1 @@
+