Time: 1 ms (100.00%), Space: 39.7 MB (89.12%) - LeetHub

Author: yeonjiyeon

1720-decode-xored-array/1720-decode-xored-array.java

@@ -0,0 +1,17 @@
+/*
+I: int[], int
+O: int[]
+C
+E
+Solution
+*/
+class Solution {
+    public int[] decode(int[] encoded, int first) {
+        int[] res = new int[encoded.length+1];
+        res[0] = first;
+        for(int i=0; i < encoded.length; i++){
+            res[i+1] = encoded[i] ^ res[i];
+        }
+        return res;
+    }
+}