Adding 0977-squares-of-a-sorted-array.java solution

Author: vorenusCoA

Diff for: java/0977-squares-of-a-sorted-array.java

@@ -0,0 +1,24 @@
+class Solution {
+
+    public int[] sortedSquares(int[] nums) {
+
+        int[] result = new int[nums.length];
+
+        int right = nums.length - 1;
+        int left = 0;
+        int resultIndex = result.length - 1;
+        while (left <= right) {
+
+            if (nums[left] * nums[left] >= nums[right] * nums[right]) {
+                result[resultIndex] = nums[left] * nums[left];
+                left++;
+            } else {
+                result[resultIndex] = nums[right] * nums[right];
+                right--;
+            }
+            resultIndex--;
+        }
+
+        return result;
+    }
+}