Merge pull request #183 from Soumita072/patch-1

Create gfg_potd_18Oct_2024.java

october_2024/gfg_potd_18Oct_2024.java

@@ -0,0 +1,33 @@
+import java.util.*;
+
+class Solution {
+    public int getSingle(int[] arr) {
+        // Using XOR to find the number occurring an odd number of times
+        int result = 0;
+        for (int num : arr) {
+            result ^= num;
+        }
+        return result;
+    }
+
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        int t = Integer.parseInt(scanner.nextLine());
+
+        while (t-- > 0) {
+            String input = scanner.nextLine();
+            String[] parts = input.split(" ");
+            int[] arr = new int[parts.length];
+
+            for (int i = 0; i < parts.length; i++) {
+                arr[i] = Integer.parseInt(parts[i]);
+            }
+
+            Solution obj = new Solution();
+            int res = obj.getSingle(arr);
+            System.out.println(res);
+        }
+
+        scanner.close();
+    }
+}