[Math] fix time complexity of Power of Two

Yi Gu · Yi Gu · commit 07a973eda71a · 2016-07-03T00:00:58.000-07:00
diff --git a/Math/PowerTwo.swift b/Math/PowerTwo.swift
@@ -1,7 +1,7 @@
 /**
  * Question Link: https://leetcode.com/problems/power-of-two/
  * Primary idea: Use and to solve the problem
- * Time Complexity: O(n), Space Complexity: O(1)
+ * Time Complexity: O(1), Space Complexity: O(1)
  *
  */
 

Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`	`1`	`/**`
`2`	`2`	`* Question Link: https://leetcode.com/problems/power-of-two/`
`3`	`3`	`* Primary idea: Use and to solve the problem`
`4`		`- * Time Complexity: O(n), Space Complexity: O(1)`
	`4`	`+ * Time Complexity: O(1), Space Complexity: O(1)`
`5`	`5`	`*`
`6`	`6`	`*/`
`7`	`7`