leetcode 1720

leetcode/1720/1720.go

@@ -0,0 +1,9 @@
+func decode(encoded []int, first int) []int {
+    n := len(encoded)
+    arr := make([]int, n + 1)
+    arr[0] = first
+    for i := 1; i <= n; i++ {
+        arr[i] = arr[i-1] ^ encoded[i-1]
+    }
+    return arr
+}