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Author: SarvariHarshitha

snippets/java/searching/binary-search.md

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+---
+title: Binary Search
+description: Searches a specific element in an array in optimised manner
+author: SarvariHarshitha
+tags: searching, binary-search
+---
+
+```java
+public class BinarySearchRecursive {
+    public static int binarySearch(int[] arr, int low, int high, int key) {
+        if (low <= high) {
+            int mid = low + (high - low) / 2;
+
+            if (arr[mid] == key) {
+                return mid; // Key found
+            } else if (arr[mid] < key) {
+                return binarySearch(arr, mid + 1, high, key); // Search in the right half
+            } else {
+                return binarySearch(arr, low, mid - 1, key); // Search in the left half
+            }
+        }
+        return -1; // Key not found
+    }
+
+    public static void main(String[] args) {
+        int[] numbers = {10, 20, 30, 40, 50};
+        int key = 30;
+
+        int result = binarySearch(numbers, 0, numbers.length - 1, key);
+
+        if (result != -1) {
+            System.out.println("Element found at index: " + result); //Result : Element found at index: 2
+        } else {
+            System.out.println("Element not found in the array.");
+        }
+    }
+}
+
+```

snippets/java/searching/linear-search.md

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+---
+title: Linear Search
+description: Searches a specific element in an array
+author: SarvariHarshitha
+tags: searching, linear-search
+---
+
+```java
+public class LinearSearch {
+    public static int linearSearch(int[] arr, int key) {
+        for (int i = 0; i < arr.length; i++) {
+            if (arr[i] == key) {
+                return i; // Return the index where the key is found
+            }
+        }
+        return -1; // Return -1 if the key is not found
+    }
+
+    public static void main(String[] args) {
+        int[] numbers = {10, 20, 30, 40, 50};
+        int key = 30;
+
+        int result = linearSearch(numbers, key);
+
+        if (result != -1) {
+            System.out.println("Element found at index: " + result); // Result : Element found at 2
+        } else {
+            System.out.println("Element not found in the array.");
+        }
+    }
+}
+
+
+```