Update Swift/461. Hamming Distance.swift

liuchuo · liuchuo · commit 504f268bfd30 · 2018-11-06T00:52:33.000+08:00
diff --git a/Swift/461. Hamming Distance.swift b/Swift/461. Hamming Distance.swift
@@ -0,0 +1,3 @@
+// 461. Hamming Distance
+// 12 ms
+return (x ^ y).nonzeroBitCount
