Update confusing-number-ii.cpp

kamyu104 · web-flow · commit 098123377591 · 2021-06-19T13:45:57.000+08:00
diff --git a/C++/confusing-number-ii.cpp b/C++/confusing-number-ii.cpp
@@ -104,7 +104,7 @@ class Solution {
 class Solution2 {
 public:
     int confusingNumberII(int n) {
-        return f(n) - f(0);
+        return f(n) - f(0);  // f(0) is always 0 and could be ignored
     }
     
 private:

Original file line number	Diff line number	Diff line change
`@@ -104,7 +104,7 @@ class Solution {`
`104`	`104`	`class Solution2 {`
`105`	`105`	`public:`
`106`	`106`	`int confusingNumberII(int n) {`
`107`		`- return f(n) - f(0);`
	`107`	`+ return f(n) - f(0); // f(0) is always 0 and could be ignored`
`108`	`108`	`}`
`109`	`109`
`110`	`110`	`private:`